File: roundtrip.py

package info (click to toggle)
pypy3 7.3.20%2Bdfsg-4
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 212,628 kB
  • sloc: python: 2,101,020; ansic: 540,684; sh: 21,462; asm: 14,419; cpp: 4,451; makefile: 4,209; objc: 761; xml: 530; exp: 499; javascript: 314; pascal: 244; lisp: 45; csh: 12; awk: 4
file content (46 lines) | stat: -rw-r--r-- 1,230 bytes parent folder | download | duplicates (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
"""
A simple demo that reads in an XML document and spits out an equivalent,
but not necessarily identical, document.
"""

import sys

from xml.sax import saxutils, handler, make_parser

# --- The ContentHandler

class ContentGenerator(handler.ContentHandler):

    def __init__(self, out=sys.stdout):
        handler.ContentHandler.__init__(self)
        self._out = out

    # ContentHandler methods

    def startDocument(self):
        self._out.write('<?xml version="1.0" encoding="iso-8859-1"?>\n')

    def startElement(self, name, attrs):
        self._out.write('<' + name)
        for (name, value) in attrs.items():
            self._out.write(' %s="%s"' % (name, saxutils.escape(value)))
        self._out.write('>')

    def endElement(self, name):
        self._out.write('</%s>' % name)

    def characters(self, content):
        self._out.write(saxutils.escape(content))

    def ignorableWhitespace(self, content):
        self._out.write(content)

    def processingInstruction(self, target, data):
        self._out.write('<?%s %s?>' % (target, data))

# --- The main program

if __name__ == '__main__':
    parser = make_parser()
    parser.setContentHandler(ContentGenerator())
    parser.parse(sys.argv[1])