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bugdown: Fix fenced_code for Python-Markdown 2.3

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(imported from commit 3954444708e222217407df228f07d2cad402a02b)
This commit is contained in:
Keegan McAllister
2013-04-04 17:14:33 -04:00
parent 64b0106e47
commit 3c40dd3bf3
1 changed files with 7 additions and 1 deletions
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8
zephyr/lib/bugdown/fenced_code.py
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@@ -82,9 +82,15 @@ class FencedCodeExtension(markdown.Extension):
""" Add FencedBlockPreprocessor to the Markdown instance. """ """ Add FencedBlockPreprocessor to the Markdown instance. """
md.registerExtension(self) md.registerExtension(self)
# Newer versions of Python-Markdown (starting at 2.3?) have
# a normalize_whitespace preprocessor that needs to go first.
position = ('>normalize_whitespace'
if 'normalize_whitespace' in md.preprocessors
else '_begin')
md.preprocessors.add('fenced_code_block', md.preprocessors.add('fenced_code_block',
FencedBlockPreprocessor(md), FencedBlockPreprocessor(md),
"_begin") position)
class FencedBlockPreprocessor(markdown.preprocessors.Preprocessor): class FencedBlockPreprocessor(markdown.preprocessors.Preprocessor):