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<section id="module-lxml.html.diff">
<span id="lxml-html-diff-module"></span><h1>lxml.html.diff module<a class="headerlink" href="#module-lxml.html.diff" title="Link to this heading"></a></h1>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.DEL_END">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">DEL_END</span></span><a class="headerlink" href="#lxml.html.diff.DEL_END" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.DEL_START">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">DEL_START</span></span><a class="headerlink" href="#lxml.html.diff.DEL_START" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">InsensitiveSequenceMatcher</span></span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">SequenceMatcher</span></code></p>
<p>Acts like SequenceMatcher, but tries not to find very small equal
blocks amidst large spans of changes</p>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.get_grouped_opcodes">
<span class="sig-name descname"><span class="pre">get_grouped_opcodes</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">n</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">3</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.get_grouped_opcodes" title="Link to this definition"></a></dt>
<dd><p>Isolate change clusters by eliminating ranges with no changes.</p>
<p>Return a generator of groups with up to n lines of context.
Each group is in the same format as returned by get_opcodes().</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="kn">from</span><span class="w"> </span><span class="nn">pprint</span><span class="w"> </span><span class="kn">import</span> <span class="n">pprint</span>
<span class="gp">>>> </span><span class="n">a</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="nb">str</span><span class="p">,</span> <span class="nb">range</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span><span class="mi">40</span><span class="p">)))</span>
<span class="gp">>>> </span><span class="n">b</span> <span class="o">=</span> <span class="n">a</span><span class="p">[:]</span>
<span class="gp">>>> </span><span class="n">b</span><span class="p">[</span><span class="mi">8</span><span class="p">:</span><span class="mi">8</span><span class="p">]</span> <span class="o">=</span> <span class="p">[</span><span class="s1">'i'</span><span class="p">]</span> <span class="c1"># Make an insertion</span>
<span class="gp">>>> </span><span class="n">b</span><span class="p">[</span><span class="mi">20</span><span class="p">]</span> <span class="o">+=</span> <span class="s1">'x'</span> <span class="c1"># Make a replacement</span>
<span class="gp">>>> </span><span class="n">b</span><span class="p">[</span><span class="mi">23</span><span class="p">:</span><span class="mi">28</span><span class="p">]</span> <span class="o">=</span> <span class="p">[]</span> <span class="c1"># Make a deletion</span>
<span class="gp">>>> </span><span class="n">b</span><span class="p">[</span><span class="mi">30</span><span class="p">]</span> <span class="o">+=</span> <span class="s1">'y'</span> <span class="c1"># Make another replacement</span>
<span class="gp">>>> </span><span class="n">pprint</span><span class="p">(</span><span class="nb">list</span><span class="p">(</span><span class="n">SequenceMatcher</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span><span class="n">a</span><span class="p">,</span><span class="n">b</span><span class="p">)</span><span class="o">.</span><span class="n">get_grouped_opcodes</span><span class="p">()))</span>
<span class="go">[[('equal', 5, 8, 5, 8), ('insert', 8, 8, 8, 9), ('equal', 8, 11, 9, 12)],</span>
<span class="go"> [('equal', 16, 19, 17, 20),</span>
<span class="go"> ('replace', 19, 20, 20, 21),</span>
<span class="go"> ('equal', 20, 22, 21, 23),</span>
<span class="go"> ('delete', 22, 27, 23, 23),</span>
<span class="go"> ('equal', 27, 30, 23, 26)],</span>
<span class="go"> [('equal', 31, 34, 27, 30),</span>
<span class="go"> ('replace', 34, 35, 30, 31),</span>
<span class="go"> ('equal', 35, 38, 31, 34)]]</span>
</pre></div>
</div>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.ratio">
<span class="sig-name descname"><span class="pre">ratio</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.ratio" title="Link to this definition"></a></dt>
<dd><p>Return a measure of the sequences’ similarity (float in [0,1]).</p>
<p>Where T is the total number of elements in both sequences, and
M is the number of matches, this is 2.0*M / T.
Note that this is 1 if the sequences are identical, and 0 if
they have nothing in common.</p>
<p>.ratio() is expensive to compute if you haven’t already computed
.get_matching_blocks() or .get_opcodes(), in which case you may
want to try .quick_ratio() or .real_quick_ratio() first to get an
upper bound.</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="n">s</span> <span class="o">=</span> <span class="n">SequenceMatcher</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="s2">"abcd"</span><span class="p">,</span> <span class="s2">"bcde"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">0.75</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">quick_ratio</span><span class="p">()</span>
<span class="go">0.75</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">real_quick_ratio</span><span class="p">()</span>
<span class="go">1.0</span>
</pre></div>
</div>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.set_seq1">
<span class="sig-name descname"><span class="pre">set_seq1</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">a</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.set_seq1" title="Link to this definition"></a></dt>
<dd><p>Set the first sequence to be compared.</p>
<p>The second sequence to be compared is not changed.</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="n">s</span> <span class="o">=</span> <span class="n">SequenceMatcher</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="s2">"abcd"</span><span class="p">,</span> <span class="s2">"bcde"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">0.75</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">set_seq1</span><span class="p">(</span><span class="s2">"bcde"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">1.0</span>
<span class="gp">>>></span>
</pre></div>
</div>
<p>SequenceMatcher computes and caches detailed information about the
second sequence, so if you want to compare one sequence S against
many sequences, use .set_seq2(S) once and call .set_seq1(x)
repeatedly for each of the other sequences.</p>
<p>See also set_seqs() and set_seq2().</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.set_seq2">
<span class="sig-name descname"><span class="pre">set_seq2</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">b</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.set_seq2" title="Link to this definition"></a></dt>
<dd><p>Set the second sequence to be compared.</p>
<p>The first sequence to be compared is not changed.</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="n">s</span> <span class="o">=</span> <span class="n">SequenceMatcher</span><span class="p">(</span><span class="kc">None</span><span class="p">,</span> <span class="s2">"abcd"</span><span class="p">,</span> <span class="s2">"bcde"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">0.75</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">set_seq2</span><span class="p">(</span><span class="s2">"abcd"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">1.0</span>
<span class="gp">>>></span>
</pre></div>
</div>
<p>SequenceMatcher computes and caches detailed information about the
second sequence, so if you want to compare one sequence S against
many sequences, use .set_seq2(S) once and call .set_seq1(x)
repeatedly for each of the other sequences.</p>
<p>See also set_seqs() and set_seq1().</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.set_seqs">
<span class="sig-name descname"><span class="pre">set_seqs</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">a</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">b</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.set_seqs" title="Link to this definition"></a></dt>
<dd><p>Set the two sequences to be compared.</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="n">s</span> <span class="o">=</span> <span class="n">SequenceMatcher</span><span class="p">()</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">set_seqs</span><span class="p">(</span><span class="s2">"abcd"</span><span class="p">,</span> <span class="s2">"bcde"</span><span class="p">)</span>
<span class="gp">>>> </span><span class="n">s</span><span class="o">.</span><span class="n">ratio</span><span class="p">()</span>
<span class="go">0.75</span>
</pre></div>
</div>
</dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.a">
<span class="sig-name descname"><span class="pre">a</span></span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.a" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.b">
<span class="sig-name descname"><span class="pre">b</span></span><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.b" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.InsensitiveSequenceMatcher.threshold">
<span class="sig-name descname"><span class="pre">threshold</span></span><em class="property"><span class="w"> </span><span class="p"><span class="pre">=</span></span><span class="w"> </span><span class="pre">2</span></em><a class="headerlink" href="#lxml.html.diff.InsensitiveSequenceMatcher.threshold" title="Link to this definition"></a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.href_token">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">href_token</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">text</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pre_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">post_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">trailing_whitespace</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">''</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token" title="Link to this definition"></a></dt>
<dd><p>Bases: <a class="reference internal" href="#lxml.html.diff.token" title="lxml.html.diff.token"><code class="xref py py-class docutils literal notranslate"><span class="pre">token</span></code></a></p>
<p>Represents the href in an anchor tag. Unlike other words, we only
show the href when it changes.</p>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.maketrans">
<em class="property"><span class="k"><span class="pre">static</span></span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">maketrans</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.maketrans" title="Link to this definition"></a></dt>
<dd><p>Return a translation table usable for str.translate().</p>
<p>If there is only one argument, it must be a dictionary mapping Unicode
ordinals (integers) or characters to Unicode ordinals, strings or None.
Character keys will be then converted to ordinals.
If there are two arguments, they must be strings of equal length, and
in the resulting dictionary, each character in x will be mapped to the
character at the same position in y. If there is a third argument, it
must be a string, whose characters will be mapped to None in the result.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.capitalize">
<span class="sig-name descname"><span class="pre">capitalize</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.capitalize" title="Link to this definition"></a></dt>
<dd><p>Return a capitalized version of the string.</p>
<p>More specifically, make the first character have upper case and the rest lower
case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.casefold">
<span class="sig-name descname"><span class="pre">casefold</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.casefold" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string suitable for caseless comparisons.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.center">
<span class="sig-name descname"><span class="pre">center</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.center" title="Link to this definition"></a></dt>
<dd><p>Return a centered string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.count">
<span class="sig-name descname"><span class="pre">count</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.count" title="Link to this definition"></a></dt>
<dd><p>Return the number of non-overlapping occurrences of substring sub in string S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.encode">
<span class="sig-name descname"><span class="pre">encode</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">encoding</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'utf-8'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">errors</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'strict'</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.encode" title="Link to this definition"></a></dt>
<dd><p>Encode the string using the codec registered for encoding.</p>
<dl class="simple">
<dt>encoding</dt><dd><p>The encoding in which to encode the string.</p>
</dd>
<dt>errors</dt><dd><p>The error handling scheme to use for encoding errors.
The default is ‘strict’ meaning that encoding errors raise a
UnicodeEncodeError. Other possible values are ‘ignore’, ‘replace’ and
‘xmlcharrefreplace’ as well as any other name registered with
codecs.register_error that can handle UnicodeEncodeErrors.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.endswith">
<span class="sig-name descname"><span class="pre">endswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.endswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string ends with the specified suffix, False otherwise.</p>
<dl class="simple">
<dt>suffix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.expandtabs">
<span class="sig-name descname"><span class="pre">expandtabs</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tabsize</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">8</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.expandtabs" title="Link to this definition"></a></dt>
<dd><p>Return a copy where all tab characters are expanded using spaces.</p>
<p>If tabsize is not given, a tab size of 8 characters is assumed.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.find">
<span class="sig-name descname"><span class="pre">find</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.find" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.format">
<span class="sig-name descname"><span class="pre">format</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="o"><span class="pre">*</span></span><span class="n"><span class="pre">args</span></span></em>, <em class="sig-param"><span class="o"><span class="pre">**</span></span><span class="n"><span class="pre">kwargs</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.format" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from args and kwargs.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.format_map">
<span class="sig-name descname"><span class="pre">format_map</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mapping</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.format_map" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from mapping.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.html">
<span class="sig-name descname"><span class="pre">html</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.html" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.index">
<span class="sig-name descname"><span class="pre">index</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.index" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isalnum">
<span class="sig-name descname"><span class="pre">isalnum</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isalnum" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alpha-numeric string, False otherwise.</p>
<p>A string is alpha-numeric if all characters in the string are alpha-numeric and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isalpha">
<span class="sig-name descname"><span class="pre">isalpha</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isalpha" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alphabetic string, False otherwise.</p>
<p>A string is alphabetic if all characters in the string are alphabetic and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isascii">
<span class="sig-name descname"><span class="pre">isascii</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isascii" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are ASCII, False otherwise.</p>
<p>ASCII characters have code points in the range U+0000-U+007F.
Empty string is ASCII too.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isdecimal">
<span class="sig-name descname"><span class="pre">isdecimal</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isdecimal" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a decimal string, False otherwise.</p>
<p>A string is a decimal string if all characters in the string are decimal and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isdigit">
<span class="sig-name descname"><span class="pre">isdigit</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isdigit" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a digit string, False otherwise.</p>
<p>A string is a digit string if all characters in the string are digits and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isidentifier">
<span class="sig-name descname"><span class="pre">isidentifier</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isidentifier" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a valid Python identifier, False otherwise.</p>
<p>Call keyword.iskeyword(s) to test whether string s is a reserved identifier,
such as “def” or “class”.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.islower">
<span class="sig-name descname"><span class="pre">islower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.islower" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a lowercase string, False otherwise.</p>
<p>A string is lowercase if all cased characters in the string are lowercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isnumeric">
<span class="sig-name descname"><span class="pre">isnumeric</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isnumeric" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a numeric string, False otherwise.</p>
<p>A string is numeric if all characters in the string are numeric and there is at
least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isprintable">
<span class="sig-name descname"><span class="pre">isprintable</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isprintable" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are printable, False otherwise.</p>
<p>A character is printable if repr() may use it in its output.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isspace">
<span class="sig-name descname"><span class="pre">isspace</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isspace" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a whitespace string, False otherwise.</p>
<p>A string is whitespace if all characters in the string are whitespace and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.istitle">
<span class="sig-name descname"><span class="pre">istitle</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.istitle" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a title-cased string, False otherwise.</p>
<p>In a title-cased string, upper- and title-case characters may only
follow uncased characters and lowercase characters only cased ones.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.isupper">
<span class="sig-name descname"><span class="pre">isupper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.isupper" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an uppercase string, False otherwise.</p>
<p>A string is uppercase if all cased characters in the string are uppercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.join">
<span class="sig-name descname"><span class="pre">join</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">iterable</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.join" title="Link to this definition"></a></dt>
<dd><p>Concatenate any number of strings.</p>
<p>The string whose method is called is inserted in between each given string.
The result is returned as a new string.</p>
<p>Example: ‘.’.join([‘ab’, ‘pq’, ‘rs’]) -> ‘ab.pq.rs’</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.ljust">
<span class="sig-name descname"><span class="pre">ljust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.ljust" title="Link to this definition"></a></dt>
<dd><p>Return a left-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.lower">
<span class="sig-name descname"><span class="pre">lower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.lower" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to lowercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.lstrip">
<span class="sig-name descname"><span class="pre">lstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.lstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.partition">
<span class="sig-name descname"><span class="pre">partition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.partition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string. If the separator is found,
returns a 3-tuple containing the part before the separator, the separator
itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing the original string
and two empty strings.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.removeprefix">
<span class="sig-name descname"><span class="pre">removeprefix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">prefix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.removeprefix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given prefix string removed if present.</p>
<p>If the string starts with the prefix string, return string[len(prefix):].
Otherwise, return a copy of the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.removesuffix">
<span class="sig-name descname"><span class="pre">removesuffix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">suffix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.removesuffix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given suffix string removed if present.</p>
<p>If the string ends with the suffix string and that suffix is not empty,
return string[:-len(suffix)]. Otherwise, return a copy of the original
string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.replace">
<span class="sig-name descname"><span class="pre">replace</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">old</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">new</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em>, <em class="sig-param"><span class="n"><span class="pre">count</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.replace" title="Link to this definition"></a></dt>
<dd><p>Return a copy with all occurrences of substring old replaced by new.</p>
<blockquote>
<div><dl class="simple">
<dt>count</dt><dd><p>Maximum number of occurrences to replace.
-1 (the default value) means replace all occurrences.</p>
</dd>
</dl>
</div></blockquote>
<p>If the optional argument count is given, only the first count occurrences are
replaced.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rfind">
<span class="sig-name descname"><span class="pre">rfind</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rfind" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rindex">
<span class="sig-name descname"><span class="pre">rindex</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rindex" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rjust">
<span class="sig-name descname"><span class="pre">rjust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rjust" title="Link to this definition"></a></dt>
<dd><p>Return a right-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rpartition">
<span class="sig-name descname"><span class="pre">rpartition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rpartition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string, starting at the end. If
the separator is found, returns a 3-tuple containing the part before the
separator, the separator itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing two empty strings
and the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rsplit">
<span class="sig-name descname"><span class="pre">rsplit</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rsplit" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the end of the string and works to the front.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.rstrip">
<span class="sig-name descname"><span class="pre">rstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.rstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.split">
<span class="sig-name descname"><span class="pre">split</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.split" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the front of the string and works to the end.</p>
<p>Note, str.split() is mainly useful for data that has been intentionally
delimited. With natural text that includes punctuation, consider using
the regular expression module.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.splitlines">
<span class="sig-name descname"><span class="pre">splitlines</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">keepends</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.splitlines" title="Link to this definition"></a></dt>
<dd><p>Return a list of the lines in the string, breaking at line boundaries.</p>
<p>Line breaks are not included in the resulting list unless keepends is given and
true.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.startswith">
<span class="sig-name descname"><span class="pre">startswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.startswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string starts with the specified prefix, False otherwise.</p>
<dl class="simple">
<dt>prefix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.strip">
<span class="sig-name descname"><span class="pre">strip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.strip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading and trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.swapcase">
<span class="sig-name descname"><span class="pre">swapcase</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.swapcase" title="Link to this definition"></a></dt>
<dd><p>Convert uppercase characters to lowercase and lowercase characters to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.title">
<span class="sig-name descname"><span class="pre">title</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.title" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string where each word is titlecased.</p>
<p>More specifically, words start with uppercased characters and all remaining
cased characters have lower case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.translate">
<span class="sig-name descname"><span class="pre">translate</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">table</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.translate" title="Link to this definition"></a></dt>
<dd><p>Replace each character in the string using the given translation table.</p>
<blockquote>
<div><dl class="simple">
<dt>table</dt><dd><p>Translation table, which must be a mapping of Unicode ordinals to
Unicode ordinals, strings, or None.</p>
</dd>
</dl>
</div></blockquote>
<p>The table must implement lookup/indexing via __getitem__, for instance a
dictionary or list. If this operation raises LookupError, the character is
left untouched. Characters mapped to None are deleted.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.upper">
<span class="sig-name descname"><span class="pre">upper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.upper" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.zfill">
<span class="sig-name descname"><span class="pre">zfill</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.href_token.zfill" title="Link to this definition"></a></dt>
<dd><p>Pad a numeric string with zeros on the left, to fill a field of the given width.</p>
<p>The string is never truncated.</p>
</dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.href_token.hide_when_equal">
<span class="sig-name descname"><span class="pre">hide_when_equal</span></span><em class="property"><span class="w"> </span><span class="p"><span class="pre">=</span></span><span class="w"> </span><span class="pre">True</span></em><a class="headerlink" href="#lxml.html.diff.href_token.hide_when_equal" title="Link to this definition"></a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">tag_token</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tag</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">data</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">html_repr</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pre_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">post_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">trailing_whitespace</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">''</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token" title="Link to this definition"></a></dt>
<dd><p>Bases: <a class="reference internal" href="#lxml.html.diff.token" title="lxml.html.diff.token"><code class="xref py py-class docutils literal notranslate"><span class="pre">token</span></code></a></p>
<p>Represents a token that is actually a tag. Currently this is just
the <img> tag, which takes up visible space just like a word but
is only represented in a document by a tag.</p>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.maketrans">
<em class="property"><span class="k"><span class="pre">static</span></span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">maketrans</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.maketrans" title="Link to this definition"></a></dt>
<dd><p>Return a translation table usable for str.translate().</p>
<p>If there is only one argument, it must be a dictionary mapping Unicode
ordinals (integers) or characters to Unicode ordinals, strings or None.
Character keys will be then converted to ordinals.
If there are two arguments, they must be strings of equal length, and
in the resulting dictionary, each character in x will be mapped to the
character at the same position in y. If there is a third argument, it
must be a string, whose characters will be mapped to None in the result.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.capitalize">
<span class="sig-name descname"><span class="pre">capitalize</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.capitalize" title="Link to this definition"></a></dt>
<dd><p>Return a capitalized version of the string.</p>
<p>More specifically, make the first character have upper case and the rest lower
case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.casefold">
<span class="sig-name descname"><span class="pre">casefold</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.casefold" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string suitable for caseless comparisons.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.center">
<span class="sig-name descname"><span class="pre">center</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.center" title="Link to this definition"></a></dt>
<dd><p>Return a centered string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.count">
<span class="sig-name descname"><span class="pre">count</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.count" title="Link to this definition"></a></dt>
<dd><p>Return the number of non-overlapping occurrences of substring sub in string S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.encode">
<span class="sig-name descname"><span class="pre">encode</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">encoding</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'utf-8'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">errors</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'strict'</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.encode" title="Link to this definition"></a></dt>
<dd><p>Encode the string using the codec registered for encoding.</p>
<dl class="simple">
<dt>encoding</dt><dd><p>The encoding in which to encode the string.</p>
</dd>
<dt>errors</dt><dd><p>The error handling scheme to use for encoding errors.
The default is ‘strict’ meaning that encoding errors raise a
UnicodeEncodeError. Other possible values are ‘ignore’, ‘replace’ and
‘xmlcharrefreplace’ as well as any other name registered with
codecs.register_error that can handle UnicodeEncodeErrors.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.endswith">
<span class="sig-name descname"><span class="pre">endswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.endswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string ends with the specified suffix, False otherwise.</p>
<dl class="simple">
<dt>suffix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.expandtabs">
<span class="sig-name descname"><span class="pre">expandtabs</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tabsize</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">8</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.expandtabs" title="Link to this definition"></a></dt>
<dd><p>Return a copy where all tab characters are expanded using spaces.</p>
<p>If tabsize is not given, a tab size of 8 characters is assumed.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.find">
<span class="sig-name descname"><span class="pre">find</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.find" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.format">
<span class="sig-name descname"><span class="pre">format</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="o"><span class="pre">*</span></span><span class="n"><span class="pre">args</span></span></em>, <em class="sig-param"><span class="o"><span class="pre">**</span></span><span class="n"><span class="pre">kwargs</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.format" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from args and kwargs.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.format_map">
<span class="sig-name descname"><span class="pre">format_map</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mapping</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.format_map" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from mapping.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.html">
<span class="sig-name descname"><span class="pre">html</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.html" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.index">
<span class="sig-name descname"><span class="pre">index</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.index" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isalnum">
<span class="sig-name descname"><span class="pre">isalnum</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isalnum" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alpha-numeric string, False otherwise.</p>
<p>A string is alpha-numeric if all characters in the string are alpha-numeric and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isalpha">
<span class="sig-name descname"><span class="pre">isalpha</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isalpha" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alphabetic string, False otherwise.</p>
<p>A string is alphabetic if all characters in the string are alphabetic and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isascii">
<span class="sig-name descname"><span class="pre">isascii</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isascii" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are ASCII, False otherwise.</p>
<p>ASCII characters have code points in the range U+0000-U+007F.
Empty string is ASCII too.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isdecimal">
<span class="sig-name descname"><span class="pre">isdecimal</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isdecimal" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a decimal string, False otherwise.</p>
<p>A string is a decimal string if all characters in the string are decimal and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isdigit">
<span class="sig-name descname"><span class="pre">isdigit</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isdigit" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a digit string, False otherwise.</p>
<p>A string is a digit string if all characters in the string are digits and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isidentifier">
<span class="sig-name descname"><span class="pre">isidentifier</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isidentifier" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a valid Python identifier, False otherwise.</p>
<p>Call keyword.iskeyword(s) to test whether string s is a reserved identifier,
such as “def” or “class”.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.islower">
<span class="sig-name descname"><span class="pre">islower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.islower" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a lowercase string, False otherwise.</p>
<p>A string is lowercase if all cased characters in the string are lowercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isnumeric">
<span class="sig-name descname"><span class="pre">isnumeric</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isnumeric" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a numeric string, False otherwise.</p>
<p>A string is numeric if all characters in the string are numeric and there is at
least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isprintable">
<span class="sig-name descname"><span class="pre">isprintable</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isprintable" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are printable, False otherwise.</p>
<p>A character is printable if repr() may use it in its output.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isspace">
<span class="sig-name descname"><span class="pre">isspace</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isspace" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a whitespace string, False otherwise.</p>
<p>A string is whitespace if all characters in the string are whitespace and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.istitle">
<span class="sig-name descname"><span class="pre">istitle</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.istitle" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a title-cased string, False otherwise.</p>
<p>In a title-cased string, upper- and title-case characters may only
follow uncased characters and lowercase characters only cased ones.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.isupper">
<span class="sig-name descname"><span class="pre">isupper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.isupper" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an uppercase string, False otherwise.</p>
<p>A string is uppercase if all cased characters in the string are uppercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.join">
<span class="sig-name descname"><span class="pre">join</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">iterable</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.join" title="Link to this definition"></a></dt>
<dd><p>Concatenate any number of strings.</p>
<p>The string whose method is called is inserted in between each given string.
The result is returned as a new string.</p>
<p>Example: ‘.’.join([‘ab’, ‘pq’, ‘rs’]) -> ‘ab.pq.rs’</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.ljust">
<span class="sig-name descname"><span class="pre">ljust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.ljust" title="Link to this definition"></a></dt>
<dd><p>Return a left-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.lower">
<span class="sig-name descname"><span class="pre">lower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.lower" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to lowercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.lstrip">
<span class="sig-name descname"><span class="pre">lstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.lstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.partition">
<span class="sig-name descname"><span class="pre">partition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.partition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string. If the separator is found,
returns a 3-tuple containing the part before the separator, the separator
itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing the original string
and two empty strings.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.removeprefix">
<span class="sig-name descname"><span class="pre">removeprefix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">prefix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.removeprefix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given prefix string removed if present.</p>
<p>If the string starts with the prefix string, return string[len(prefix):].
Otherwise, return a copy of the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.removesuffix">
<span class="sig-name descname"><span class="pre">removesuffix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">suffix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.removesuffix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given suffix string removed if present.</p>
<p>If the string ends with the suffix string and that suffix is not empty,
return string[:-len(suffix)]. Otherwise, return a copy of the original
string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.replace">
<span class="sig-name descname"><span class="pre">replace</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">old</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">new</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em>, <em class="sig-param"><span class="n"><span class="pre">count</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.replace" title="Link to this definition"></a></dt>
<dd><p>Return a copy with all occurrences of substring old replaced by new.</p>
<blockquote>
<div><dl class="simple">
<dt>count</dt><dd><p>Maximum number of occurrences to replace.
-1 (the default value) means replace all occurrences.</p>
</dd>
</dl>
</div></blockquote>
<p>If the optional argument count is given, only the first count occurrences are
replaced.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rfind">
<span class="sig-name descname"><span class="pre">rfind</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rfind" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rindex">
<span class="sig-name descname"><span class="pre">rindex</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rindex" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rjust">
<span class="sig-name descname"><span class="pre">rjust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rjust" title="Link to this definition"></a></dt>
<dd><p>Return a right-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rpartition">
<span class="sig-name descname"><span class="pre">rpartition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rpartition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string, starting at the end. If
the separator is found, returns a 3-tuple containing the part before the
separator, the separator itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing two empty strings
and the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rsplit">
<span class="sig-name descname"><span class="pre">rsplit</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rsplit" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the end of the string and works to the front.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.rstrip">
<span class="sig-name descname"><span class="pre">rstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.rstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.split">
<span class="sig-name descname"><span class="pre">split</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.split" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the front of the string and works to the end.</p>
<p>Note, str.split() is mainly useful for data that has been intentionally
delimited. With natural text that includes punctuation, consider using
the regular expression module.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.splitlines">
<span class="sig-name descname"><span class="pre">splitlines</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">keepends</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.splitlines" title="Link to this definition"></a></dt>
<dd><p>Return a list of the lines in the string, breaking at line boundaries.</p>
<p>Line breaks are not included in the resulting list unless keepends is given and
true.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.startswith">
<span class="sig-name descname"><span class="pre">startswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.startswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string starts with the specified prefix, False otherwise.</p>
<dl class="simple">
<dt>prefix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.strip">
<span class="sig-name descname"><span class="pre">strip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.strip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading and trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.swapcase">
<span class="sig-name descname"><span class="pre">swapcase</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.swapcase" title="Link to this definition"></a></dt>
<dd><p>Convert uppercase characters to lowercase and lowercase characters to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.title">
<span class="sig-name descname"><span class="pre">title</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.title" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string where each word is titlecased.</p>
<p>More specifically, words start with uppercased characters and all remaining
cased characters have lower case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.translate">
<span class="sig-name descname"><span class="pre">translate</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">table</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.translate" title="Link to this definition"></a></dt>
<dd><p>Replace each character in the string using the given translation table.</p>
<blockquote>
<div><dl class="simple">
<dt>table</dt><dd><p>Translation table, which must be a mapping of Unicode ordinals to
Unicode ordinals, strings, or None.</p>
</dd>
</dl>
</div></blockquote>
<p>The table must implement lookup/indexing via __getitem__, for instance a
dictionary or list. If this operation raises LookupError, the character is
left untouched. Characters mapped to None are deleted.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.upper">
<span class="sig-name descname"><span class="pre">upper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.upper" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.zfill">
<span class="sig-name descname"><span class="pre">zfill</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tag_token.zfill" title="Link to this definition"></a></dt>
<dd><p>Pad a numeric string with zeros on the left, to fill a field of the given width.</p>
<p>The string is never truncated.</p>
</dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.tag_token.hide_when_equal">
<span class="sig-name descname"><span class="pre">hide_when_equal</span></span><em class="property"><span class="w"> </span><span class="p"><span class="pre">=</span></span><span class="w"> </span><span class="pre">False</span></em><a class="headerlink" href="#lxml.html.diff.tag_token.hide_when_equal" title="Link to this definition"></a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="py class">
<dt class="sig sig-object py" id="lxml.html.diff.token">
<em class="property"><span class="k"><span class="pre">class</span></span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">token</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">text</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pre_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">post_tags</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">trailing_whitespace</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">''</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token" title="Link to this definition"></a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">str</span></code></p>
<p>Represents a diffable token, generally a word that is displayed to
the user. Opening tags are attached to this token when they are
adjacent (pre_tags) and closing tags that follow the word
(post_tags). Some exceptions occur when there are empty tags
adjacent to a word, so there may be close tags in pre_tags, or
open tags in post_tags.</p>
<p>We also keep track of whether the word was originally followed by
whitespace, even though we do not want to treat the word as
equivalent to a similar word that does not have a trailing
space.</p>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.maketrans">
<em class="property"><span class="k"><span class="pre">static</span></span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">maketrans</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.maketrans" title="Link to this definition"></a></dt>
<dd><p>Return a translation table usable for str.translate().</p>
<p>If there is only one argument, it must be a dictionary mapping Unicode
ordinals (integers) or characters to Unicode ordinals, strings or None.
Character keys will be then converted to ordinals.
If there are two arguments, they must be strings of equal length, and
in the resulting dictionary, each character in x will be mapped to the
character at the same position in y. If there is a third argument, it
must be a string, whose characters will be mapped to None in the result.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.capitalize">
<span class="sig-name descname"><span class="pre">capitalize</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.capitalize" title="Link to this definition"></a></dt>
<dd><p>Return a capitalized version of the string.</p>
<p>More specifically, make the first character have upper case and the rest lower
case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.casefold">
<span class="sig-name descname"><span class="pre">casefold</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.casefold" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string suitable for caseless comparisons.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.center">
<span class="sig-name descname"><span class="pre">center</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.center" title="Link to this definition"></a></dt>
<dd><p>Return a centered string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.count">
<span class="sig-name descname"><span class="pre">count</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.count" title="Link to this definition"></a></dt>
<dd><p>Return the number of non-overlapping occurrences of substring sub in string S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.encode">
<span class="sig-name descname"><span class="pre">encode</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">encoding</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'utf-8'</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">errors</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'strict'</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.encode" title="Link to this definition"></a></dt>
<dd><p>Encode the string using the codec registered for encoding.</p>
<dl class="simple">
<dt>encoding</dt><dd><p>The encoding in which to encode the string.</p>
</dd>
<dt>errors</dt><dd><p>The error handling scheme to use for encoding errors.
The default is ‘strict’ meaning that encoding errors raise a
UnicodeEncodeError. Other possible values are ‘ignore’, ‘replace’ and
‘xmlcharrefreplace’ as well as any other name registered with
codecs.register_error that can handle UnicodeEncodeErrors.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.endswith">
<span class="sig-name descname"><span class="pre">endswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.endswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string ends with the specified suffix, False otherwise.</p>
<dl class="simple">
<dt>suffix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.expandtabs">
<span class="sig-name descname"><span class="pre">expandtabs</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tabsize</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">8</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.expandtabs" title="Link to this definition"></a></dt>
<dd><p>Return a copy where all tab characters are expanded using spaces.</p>
<p>If tabsize is not given, a tab size of 8 characters is assumed.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.find">
<span class="sig-name descname"><span class="pre">find</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.find" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.format">
<span class="sig-name descname"><span class="pre">format</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="o"><span class="pre">*</span></span><span class="n"><span class="pre">args</span></span></em>, <em class="sig-param"><span class="o"><span class="pre">**</span></span><span class="n"><span class="pre">kwargs</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.format" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from args and kwargs.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.format_map">
<span class="sig-name descname"><span class="pre">format_map</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">mapping</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.format_map" title="Link to this definition"></a></dt>
<dd><p>Return a formatted version of the string, using substitutions from mapping.
The substitutions are identified by braces (‘{’ and ‘}’).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.html">
<span class="sig-name descname"><span class="pre">html</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.html" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.index">
<span class="sig-name descname"><span class="pre">index</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.index" title="Link to this definition"></a></dt>
<dd><p>Return the lowest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isalnum">
<span class="sig-name descname"><span class="pre">isalnum</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isalnum" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alpha-numeric string, False otherwise.</p>
<p>A string is alpha-numeric if all characters in the string are alpha-numeric and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isalpha">
<span class="sig-name descname"><span class="pre">isalpha</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isalpha" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an alphabetic string, False otherwise.</p>
<p>A string is alphabetic if all characters in the string are alphabetic and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isascii">
<span class="sig-name descname"><span class="pre">isascii</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isascii" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are ASCII, False otherwise.</p>
<p>ASCII characters have code points in the range U+0000-U+007F.
Empty string is ASCII too.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isdecimal">
<span class="sig-name descname"><span class="pre">isdecimal</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isdecimal" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a decimal string, False otherwise.</p>
<p>A string is a decimal string if all characters in the string are decimal and
there is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isdigit">
<span class="sig-name descname"><span class="pre">isdigit</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isdigit" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a digit string, False otherwise.</p>
<p>A string is a digit string if all characters in the string are digits and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isidentifier">
<span class="sig-name descname"><span class="pre">isidentifier</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isidentifier" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a valid Python identifier, False otherwise.</p>
<p>Call keyword.iskeyword(s) to test whether string s is a reserved identifier,
such as “def” or “class”.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.islower">
<span class="sig-name descname"><span class="pre">islower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.islower" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a lowercase string, False otherwise.</p>
<p>A string is lowercase if all cased characters in the string are lowercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isnumeric">
<span class="sig-name descname"><span class="pre">isnumeric</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isnumeric" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a numeric string, False otherwise.</p>
<p>A string is numeric if all characters in the string are numeric and there is at
least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isprintable">
<span class="sig-name descname"><span class="pre">isprintable</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isprintable" title="Link to this definition"></a></dt>
<dd><p>Return True if all characters in the string are printable, False otherwise.</p>
<p>A character is printable if repr() may use it in its output.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isspace">
<span class="sig-name descname"><span class="pre">isspace</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isspace" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a whitespace string, False otherwise.</p>
<p>A string is whitespace if all characters in the string are whitespace and there
is at least one character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.istitle">
<span class="sig-name descname"><span class="pre">istitle</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.istitle" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is a title-cased string, False otherwise.</p>
<p>In a title-cased string, upper- and title-case characters may only
follow uncased characters and lowercase characters only cased ones.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.isupper">
<span class="sig-name descname"><span class="pre">isupper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.isupper" title="Link to this definition"></a></dt>
<dd><p>Return True if the string is an uppercase string, False otherwise.</p>
<p>A string is uppercase if all cased characters in the string are uppercase and
there is at least one cased character in the string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.join">
<span class="sig-name descname"><span class="pre">join</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">iterable</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.join" title="Link to this definition"></a></dt>
<dd><p>Concatenate any number of strings.</p>
<p>The string whose method is called is inserted in between each given string.
The result is returned as a new string.</p>
<p>Example: ‘.’.join([‘ab’, ‘pq’, ‘rs’]) -> ‘ab.pq.rs’</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.ljust">
<span class="sig-name descname"><span class="pre">ljust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.ljust" title="Link to this definition"></a></dt>
<dd><p>Return a left-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.lower">
<span class="sig-name descname"><span class="pre">lower</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.lower" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to lowercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.lstrip">
<span class="sig-name descname"><span class="pre">lstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.lstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.partition">
<span class="sig-name descname"><span class="pre">partition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.partition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string. If the separator is found,
returns a 3-tuple containing the part before the separator, the separator
itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing the original string
and two empty strings.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.removeprefix">
<span class="sig-name descname"><span class="pre">removeprefix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">prefix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.removeprefix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given prefix string removed if present.</p>
<p>If the string starts with the prefix string, return string[len(prefix):].
Otherwise, return a copy of the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.removesuffix">
<span class="sig-name descname"><span class="pre">removesuffix</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">suffix</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.removesuffix" title="Link to this definition"></a></dt>
<dd><p>Return a str with the given suffix string removed if present.</p>
<p>If the string ends with the suffix string and that suffix is not empty,
return string[:-len(suffix)]. Otherwise, return a copy of the original
string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.replace">
<span class="sig-name descname"><span class="pre">replace</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">old</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">new</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em>, <em class="sig-param"><span class="n"><span class="pre">count</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.replace" title="Link to this definition"></a></dt>
<dd><p>Return a copy with all occurrences of substring old replaced by new.</p>
<blockquote>
<div><dl class="simple">
<dt>count</dt><dd><p>Maximum number of occurrences to replace.
-1 (the default value) means replace all occurrences.</p>
</dd>
</dl>
</div></blockquote>
<p>If the optional argument count is given, only the first count occurrences are
replaced.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rfind">
<span class="sig-name descname"><span class="pre">rfind</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rfind" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Return -1 on failure.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rindex">
<span class="sig-name descname"><span class="pre">rindex</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rindex" title="Link to this definition"></a></dt>
<dd><p>Return the highest index in S where substring sub is found, such that sub is contained within S[start:end].</p>
<p>Optional arguments start and end are interpreted as in slice notation.
Raises ValueError when the substring is not found.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rjust">
<span class="sig-name descname"><span class="pre">rjust</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">fillchar</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">'</span> <span class="pre">'</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rjust" title="Link to this definition"></a></dt>
<dd><p>Return a right-justified string of length width.</p>
<p>Padding is done using the specified fill character (default is a space).</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rpartition">
<span class="sig-name descname"><span class="pre">rpartition</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rpartition" title="Link to this definition"></a></dt>
<dd><p>Partition the string into three parts using the given separator.</p>
<p>This will search for the separator in the string, starting at the end. If
the separator is found, returns a 3-tuple containing the part before the
separator, the separator itself, and the part after it.</p>
<p>If the separator is not found, returns a 3-tuple containing two empty strings
and the original string.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rsplit">
<span class="sig-name descname"><span class="pre">rsplit</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rsplit" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the end of the string and works to the front.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.rstrip">
<span class="sig-name descname"><span class="pre">rstrip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.rstrip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.split">
<span class="sig-name descname"><span class="pre">split</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">sep</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">maxsplit</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">-1</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.split" title="Link to this definition"></a></dt>
<dd><p>Return a list of the substrings in the string, using sep as the separator string.</p>
<blockquote>
<div><dl>
<dt>sep</dt><dd><p>The separator used to split the string.</p>
<p>When set to None (the default value), will split on any whitespace
character (including n r t f and spaces) and will discard
empty strings from the result.</p>
</dd>
<dt>maxsplit</dt><dd><p>Maximum number of splits.
-1 (the default value) means no limit.</p>
</dd>
</dl>
</div></blockquote>
<p>Splitting starts at the front of the string and works to the end.</p>
<p>Note, str.split() is mainly useful for data that has been intentionally
delimited. With natural text that includes punctuation, consider using
the regular expression module.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.splitlines">
<span class="sig-name descname"><span class="pre">splitlines</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">keepends</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.splitlines" title="Link to this definition"></a></dt>
<dd><p>Return a list of the lines in the string, breaking at line boundaries.</p>
<p>Line breaks are not included in the resulting list unless keepends is given and
true.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.startswith">
<span class="sig-name descname"><span class="pre">startswith</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.startswith" title="Link to this definition"></a></dt>
<dd><p>Return True if the string starts with the specified prefix, False otherwise.</p>
<dl class="simple">
<dt>prefix</dt><dd><p>A string or a tuple of strings to try.</p>
</dd>
<dt>start</dt><dd><p>Optional start position. Default: start of the string.</p>
</dd>
<dt>end</dt><dd><p>Optional stop position. Default: end of the string.</p>
</dd>
</dl>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.strip">
<span class="sig-name descname"><span class="pre">strip</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chars</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">None</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.strip" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string with leading and trailing whitespace removed.</p>
<p>If chars is given and not None, remove characters in chars instead.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.swapcase">
<span class="sig-name descname"><span class="pre">swapcase</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.swapcase" title="Link to this definition"></a></dt>
<dd><p>Convert uppercase characters to lowercase and lowercase characters to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.title">
<span class="sig-name descname"><span class="pre">title</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.title" title="Link to this definition"></a></dt>
<dd><p>Return a version of the string where each word is titlecased.</p>
<p>More specifically, words start with uppercased characters and all remaining
cased characters have lower case.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.translate">
<span class="sig-name descname"><span class="pre">translate</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">table</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.translate" title="Link to this definition"></a></dt>
<dd><p>Replace each character in the string using the given translation table.</p>
<blockquote>
<div><dl class="simple">
<dt>table</dt><dd><p>Translation table, which must be a mapping of Unicode ordinals to
Unicode ordinals, strings, or None.</p>
</dd>
</dl>
</div></blockquote>
<p>The table must implement lookup/indexing via __getitem__, for instance a
dictionary or list. If this operation raises LookupError, the character is
left untouched. Characters mapped to None are deleted.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.upper">
<span class="sig-name descname"><span class="pre">upper</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.upper" title="Link to this definition"></a></dt>
<dd><p>Return a copy of the string converted to uppercase.</p>
</dd></dl>
<dl class="py method">
<dt class="sig sig-object py" id="lxml.html.diff.token.zfill">
<span class="sig-name descname"><span class="pre">zfill</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">width</span></span></em>, <em class="sig-param"><span class="positional-only-separator o"><abbr title="Positional-only parameter separator (PEP 570)"><span class="pre">/</span></abbr></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.token.zfill" title="Link to this definition"></a></dt>
<dd><p>Pad a numeric string with zeros on the left, to fill a field of the given width.</p>
<p>The string is never truncated.</p>
</dd></dl>
<dl class="py attribute">
<dt class="sig sig-object py" id="lxml.html.diff.token.hide_when_equal">
<span class="sig-name descname"><span class="pre">hide_when_equal</span></span><em class="property"><span class="w"> </span><span class="p"><span class="pre">=</span></span><span class="w"> </span><span class="pre">False</span></em><a class="headerlink" href="#lxml.html.diff.token.hide_when_equal" title="Link to this definition"></a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.__pyx_unpickle_InsensitiveSequenceMatcher">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">__pyx_unpickle_InsensitiveSequenceMatcher</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">__pyx_type</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">__pyx_checksum</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">__pyx_state</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.__pyx_unpickle_InsensitiveSequenceMatcher" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._find_words">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_find_words</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">string</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">0</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">endpos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">9223372036854775807</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._find_words" title="Link to this definition"></a></dt>
<dd><p>Return a list of all non-overlapping matches of pattern in string.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._has_start_whitespace">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_has_start_whitespace</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">string</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">0</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">endpos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">9223372036854775807</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._has_start_whitespace" title="Link to this definition"></a></dt>
<dd><p>Matches zero or more characters at the beginning of the string.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._merge_element_contents">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_merge_element_contents</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">el</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._merge_element_contents" title="Link to this definition"></a></dt>
<dd><p>Removes an element, but merges its contents into its place, e.g.,
given <p>Hi <i>there!</i></p>, if you remove the <i> element you get
<p>Hi there!</p></p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._replace_ins_del">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_replace_ins_del</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">repl</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">string</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">count</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">0</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._replace_ins_del" title="Link to this definition"></a></dt>
<dd><p>Return the string obtained by replacing the leftmost non-overlapping occurrences of pattern in string by the replacement repl.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._search_body">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_search_body</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">string</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">0</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">endpos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">9223372036854775807</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._search_body" title="Link to this definition"></a></dt>
<dd><p>Scan through string looking for a match, and return a corresponding match object instance.</p>
<p>Return None if no position in the string matches.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff._search_end_body">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">_search_end_body</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">string</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">pos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">0</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">endpos</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">9223372036854775807</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff._search_end_body" title="Link to this definition"></a></dt>
<dd><p>Scan through string looking for a match, and return a corresponding match object instance.</p>
<p>Return None if no position in the string matches.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.cleanup_delete">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">cleanup_delete</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chunks</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">list</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.cleanup_delete" title="Link to this definition"></a></dt>
<dd><p>Cleans up any DEL_START/DEL_END markers in the document, replacing
them with <del></del>. To do this while keeping the document
valid, it may need to drop some tags (either start or end tags).</p>
<p>It may also move the del into adjacent tags to try to move it to a
similar location where it was originally located (e.g., moving a
delete into preceding <div> tag, if the del looks like (DEL_START,
‘Text</div>’, DEL_END)</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.cleanup_html">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">cleanup_html</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">html</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.cleanup_html" title="Link to this definition"></a></dt>
<dd><p>This ‘cleans’ the HTML, meaning that any page structure is removed
(only the contents of <body> are used, if there is any <body).
Also <ins> and <del> tags are removed.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.compress_tokens">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">compress_tokens</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tokens</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.compress_tokens" title="Link to this definition"></a></dt>
<dd><p>Combine adjacent tokens when there is no HTML between the tokens,
and they share an annotation</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.copy_annotations">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">copy_annotations</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">src</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">dest</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.copy_annotations" title="Link to this definition"></a></dt>
<dd><p>Copy annotations from the tokens listed in src to the tokens in dest</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.default_markup">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">default_markup</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">text</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">version</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.default_markup" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.end_tag">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">end_tag</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">el</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.end_tag" title="Link to this definition"></a></dt>
<dd><p>The text representation of an end tag for a tag. Includes
trailing whitespace when appropriate.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.expand_tokens">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">expand_tokens</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tokens</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">equal</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.expand_tokens" title="Link to this definition"></a></dt>
<dd><p>Given a list of tokens, return a generator of the chunks of
text for the data in the tokens.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.fixup_chunks">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">fixup_chunks</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">chunks</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.fixup_chunks" title="Link to this definition"></a></dt>
<dd><p>This function takes a list of chunks and produces a list of tokens.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.fixup_ins_del_tags">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">fixup_ins_del_tags</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">html</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.fixup_ins_del_tags" title="Link to this definition"></a></dt>
<dd><p>Given an html string, move any <ins> or <del> tags inside of any
block-level elements, e.g. transform <ins><p>word</p></ins> to
<p><ins>word</ins></p></p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.flatten_el">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">flatten_el</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">el</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">include_hrefs</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">skip_tag</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.flatten_el" title="Link to this definition"></a></dt>
<dd><p>Takes an lxml element el, and generates all the text chunks for
that tag. Each start tag is a chunk, each word is a chunk, and each
end tag is a chunk.</p>
<p>If skip_tag is true, then the outermost container tag is
not returned (just its contents).</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.html_annotate">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">html_annotate</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">doclist</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">markup=<cyfunction</span> <span class="pre">default_markup></span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.html_annotate" title="Link to this definition"></a></dt>
<dd><p>doclist should be ordered from oldest to newest, like:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="n">version1</span> <span class="o">=</span> <span class="s1">'Hello World'</span>
<span class="gp">>>> </span><span class="n">version2</span> <span class="o">=</span> <span class="s1">'Goodbye World'</span>
<span class="gp">>>> </span><span class="nb">print</span><span class="p">(</span><span class="n">html_annotate</span><span class="p">([(</span><span class="n">version1</span><span class="p">,</span> <span class="s1">'version 1'</span><span class="p">),</span>
<span class="gp">... </span> <span class="p">(</span><span class="n">version2</span><span class="p">,</span> <span class="s1">'version 2'</span><span class="p">)]))</span>
<span class="go"><span title="version 2">Goodbye</span> <span title="version 1">World</span></span>
</pre></div>
</div>
<p>The documents must be <em>fragments</em> (str/UTF8 or unicode), not
complete documents</p>
<p>The markup argument is a function to markup the spans of words.
This function is called like markup(‘Hello’, ‘version 2’), and
returns HTML. The first argument is text and never includes any
markup. The default uses a span with a title:</p>
<div class="doctest highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="nb">print</span><span class="p">(</span><span class="n">default_markup</span><span class="p">(</span><span class="s1">'Some Text'</span><span class="p">,</span> <span class="s1">'by Joe'</span><span class="p">))</span>
<span class="go"><span title="by Joe">Some Text</span></span>
</pre></div>
</div>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.html_annotate_merge_annotations">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">html_annotate_merge_annotations</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tokens_old</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">tokens_new</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.html_annotate_merge_annotations" title="Link to this definition"></a></dt>
<dd><p>Merge the annotations from tokens_old into tokens_new, when the
tokens in the new document already existed in the old document.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.htmldiff">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">htmldiff</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">old_html</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">new_html</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.htmldiff" title="Link to this definition"></a></dt>
<dd><p>Do a diff of the old and new document. The documents are HTML
<em>fragments</em> (str/UTF8 or unicode), they are not complete documents
(i.e., no <html> tag).</p>
<p>Returns HTML with <ins> and <del> tags added around the
appropriate text.</p>
<p>Markup is generally ignored, with the markup from new_html
preserved, and possibly some markup from old_html (though it is
considered acceptable to lose some of the old markup). Only the
words in the HTML are diffed. The exception is <img> tags, which
are treated like words, and the href attribute of <a> tags, which
are noted inside the tag itself when there are changes.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.htmldiff_tokens">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">htmldiff_tokens</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">html1_tokens</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">html2_tokens</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.htmldiff_tokens" title="Link to this definition"></a></dt>
<dd><p>Does a diff on the tokens themselves, returning a list of text
chunks (not tokens).</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.is_end_tag">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">is_end_tag</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tok</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.is_end_tag" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.is_start_tag">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">is_start_tag</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tok</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.is_start_tag" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.is_word">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">is_word</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tok</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.is_word" title="Link to this definition"></a></dt>
<dd></dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.markup_serialize_tokens">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">markup_serialize_tokens</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">tokens</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">markup_func</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.markup_serialize_tokens" title="Link to this definition"></a></dt>
<dd><p>Serialize the list of tokens into a list of text chunks, calling
markup_func around text to add annotations.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.merge_delete">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">merge_delete</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">del_chunks</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">doc</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">list</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.merge_delete" title="Link to this definition"></a></dt>
<dd><p>Adds the text chunks in del_chunks to the document doc (another
list of text chunks) with marker to show it is a delete.
cleanup_delete later resolves these markers into <del> tags.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.merge_insert">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">merge_insert</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">ins_chunks</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">doc</span></span><span class="p"><span class="pre">:</span></span><span class="w"> </span><span class="n"><span class="pre">list</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.merge_insert" title="Link to this definition"></a></dt>
<dd><p>doc is the already-handled document (as a list of text chunks);
here we add <ins>ins_chunks</ins> to the end of that.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.parse_html">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">parse_html</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">html</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">cleanup</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">True</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.parse_html" title="Link to this definition"></a></dt>
<dd><p>Parses an HTML fragment, returning an lxml element. Note that the HTML will be
wrapped in a <div> tag that was not in the original document.</p>
<p>If cleanup is true, make sure there’s no <head> or <body>, and get
rid of any <ins> and <del> tags.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.serialize_html_fragment">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">serialize_html_fragment</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">el</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">skip_outer</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">False</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.serialize_html_fragment" title="Link to this definition"></a></dt>
<dd><p>Serialize a single lxml element as HTML. The serialized form
includes the elements tail.</p>
<p>If skip_outer is true, then don’t serialize the outermost tag</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.split_trailing_whitespace">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">split_trailing_whitespace</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">word</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.split_trailing_whitespace" title="Link to this definition"></a></dt>
<dd><blockquote>
<div><p>This function takes a word, such as ‘test</p>
</div></blockquote>
<p>‘ and returns (‘test’,’</p>
<p>‘)</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.split_words">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">split_words</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">text</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.split_words" title="Link to this definition"></a></dt>
<dd><p>Splits some text into words. Includes trailing whitespace
on each word when appropriate.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.start_tag">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">start_tag</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">el</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.start_tag" title="Link to this definition"></a></dt>
<dd><p>The text representation of the start tag for a tag.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.tokenize">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">tokenize</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">html</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">include_hrefs</span></span><span class="o"><span class="pre">=</span></span><span class="default_value"><span class="pre">True</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tokenize" title="Link to this definition"></a></dt>
<dd><p>Parse the given HTML and returns token objects (words with attached tags).</p>
<p>This parses only the content of a page; anything in the head is
ignored, and the <head> and <body> elements are themselves
optional. The content is then parsed by lxml, which ensures the
validity of the resulting parsed document (though lxml may make
incorrect guesses when the markup is particular bad).</p>
<p><ins> and <del> tags are also eliminated from the document, as
that gets confusing.</p>
<p>If include_hrefs is true, then the href attribute of <a> tags is
included as a special kind of diffable token.</p>
</dd></dl>
<dl class="py function">
<dt class="sig sig-object py" id="lxml.html.diff.tokenize_annotated">
<span class="sig-prename descclassname"><span class="pre">lxml.html.diff.</span></span><span class="sig-name descname"><span class="pre">tokenize_annotated</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">doc</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">annotation</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#lxml.html.diff.tokenize_annotated" title="Link to this definition"></a></dt>
<dd><p>Tokenize a document and add an annotation attribute to each token</p>
</dd></dl>
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