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"""
generate the rst files for the examples by iterating over the pylab examples
"""
import os, glob
import os
import re
import sys
fileList = []
def out_of_date(original, derived):
"""
Returns True if derivative is out-of-date wrt original,
both of which are full file paths.
TODO: this check isn't adequate in some cases. Eg, if we discover
a bug when building the examples, the original and derived will be
unchanged but we still want to force a rebuild.
"""
return (not os.path.exists(derived) or
os.stat(derived).st_mtime < os.stat(original).st_mtime)
noplot_regex = re.compile(r"#\s*-\*-\s*noplot\s*-\*-")
def generate_example_rst(app):
rootdir = os.path.join(app.builder.srcdir, 'mpl_examples')
exampledir = os.path.join(app.builder.srcdir, 'examples')
if not os.path.exists(exampledir):
os.makedirs(exampledir)
datad = {}
for root, subFolders, files in os.walk(rootdir):
for fname in files:
if ( fname.startswith('.') or fname.startswith('#') or fname.startswith('_') or
fname.find('.svn')>=0 or not fname.endswith('.py') ):
continue
fullpath = os.path.join(root,fname)
contents = file(fullpath).read()
# indent
relpath = os.path.split(root)[-1]
datad.setdefault(relpath, []).append((fullpath, fname, contents))
subdirs = datad.keys()
subdirs.sort()
fhindex = file(os.path.join(exampledir, 'index.rst'), 'w')
fhindex.write("""\
.. _examples-index:
####################
Matplotlib Examples
####################
.. htmlonly::
:Release: |version|
:Date: |today|
.. toctree::
:maxdepth: 2
""")
for subdir in subdirs:
rstdir = os.path.join(exampledir, subdir)
if not os.path.exists(rstdir):
os.makedirs(rstdir)
outputdir = os.path.join(app.builder.outdir, 'examples')
if not os.path.exists(outputdir):
os.makedirs(outputdir)
outputdir = os.path.join(outputdir, subdir)
if not os.path.exists(outputdir):
os.makedirs(outputdir)
subdirIndexFile = os.path.join(rstdir, 'index.rst')
fhsubdirIndex = file(subdirIndexFile, 'w')
fhindex.write(' %s/index.rst\n\n'%subdir)
fhsubdirIndex.write("""\
.. _%s-examples-index:
##############################################
%s Examples
##############################################
.. htmlonly::
:Release: |version|
:Date: |today|
.. toctree::
:maxdepth: 1
"""%(subdir, subdir))
sys.stdout.write(subdir + ", ")
sys.stdout.flush()
data = datad[subdir]
data.sort()
for fullpath, fname, contents in data:
basename, ext = os.path.splitext(fname)
outputfile = os.path.join(outputdir, fname)
#thumbfile = os.path.join(thumb_dir, '%s.png'%basename)
#print ' static_dir=%s, basename=%s, fullpath=%s, fname=%s, thumb_dir=%s, thumbfile=%s'%(static_dir, basename, fullpath, fname, thumb_dir, thumbfile)
rstfile = '%s.rst'%basename
outrstfile = os.path.join(rstdir, rstfile)
fhsubdirIndex.write(' %s\n'%rstfile)
if not out_of_date(fullpath, outrstfile):
continue
fh = file(outrstfile, 'w')
fh.write('.. _%s-%s:\n\n'%(subdir, basename))
title = '%s example code: %s'%(subdir, fname)
#title = '<img src=%s> %s example code: %s'%(thumbfile, subdir, fname)
fh.write(title + '\n')
fh.write('='*len(title) + '\n\n')
do_plot = (subdir in ('api',
'pylab_examples',
'units',
'mplot3d',
'axes_grid',
) and
not noplot_regex.search(contents))
if do_plot:
fh.write("\n\n.. plot:: %s\n\n::\n\n" % fullpath)
else:
fh.write("[`source code <%s>`_]\n\n::\n\n" % fname)
fhstatic = file(outputfile, 'w')
fhstatic.write(contents)
fhstatic.close()
# indent the contents
contents = '\n'.join([' %s'%row.rstrip() for row in contents.split('\n')])
fh.write(contents)
fh.write('\n\nKeywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)')
fh.close()
fhsubdirIndex.close()
fhindex.close()
print
def setup(app):
app.connect('builder-inited', generate_example_rst)
|
