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Revision 1809

xml_dom.py: Added clean_comment() and mk_comment() to properly sanitize comment contents (comments can't contain '--')

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xml_dom.py
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import cgi
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from HTMLParser import HTMLParser
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import re
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from xml.dom import Node
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import xml.dom.minidom as minidom
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......
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        if not is_comment(child): return False
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    return True
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def clean_comment(str_):
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    '''Sanitizes comment node contents. Strips invalid strings.'''
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    return re.sub(r'-{2,}', r'-', str_) # comments can't contain '--'
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def mk_comment(doc, str_): return doc.createComment(clean_comment(str_))
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##### Child nodes that are elements
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class NodeElemIter:

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