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55 lines
1.5 KiB
55 lines
1.5 KiB
"""
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Sane List Extension for Python-Markdown
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=======================================
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Modify the behavior of Lists in Python-Markdown to act in a sane manor.
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See <https://Python-Markdown.github.io/extensions/sane_lists>
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for documentation.
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Original code Copyright 2011 [Waylan Limberg](http://achinghead.com)
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All changes Copyright 2011-2014 The Python Markdown Project
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License: [BSD](https://opensource.org/licenses/bsd-license.php)
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"""
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from . import Extension
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from ..blockprocessors import OListProcessor, UListProcessor
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import re
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class SaneOListProcessor(OListProcessor):
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SIBLING_TAGS = ['ol']
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LAZY_OL = False
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def __init__(self, parser):
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super().__init__(parser)
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self.CHILD_RE = re.compile(r'^[ ]{0,%d}((\d+\.))[ ]+(.*)' %
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(self.tab_length - 1))
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class SaneUListProcessor(UListProcessor):
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SIBLING_TAGS = ['ul']
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def __init__(self, parser):
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super().__init__(parser)
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self.CHILD_RE = re.compile(r'^[ ]{0,%d}(([*+-]))[ ]+(.*)' %
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(self.tab_length - 1))
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class SaneListExtension(Extension):
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""" Add sane lists to Markdown. """
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def extendMarkdown(self, md):
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""" Override existing Processors. """
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md.parser.blockprocessors.register(SaneOListProcessor(md.parser), 'olist', 40)
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md.parser.blockprocessors.register(SaneUListProcessor(md.parser), 'ulist', 30)
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def makeExtension(**kwargs): # pragma: no cover
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return SaneListExtension(**kwargs)
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