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import re
import string
# because mismatch is too slow, add parsers for paragraph and text
HARD_LINEBREAK_RE = re.compile(r' *\n\s*')
PARAGRAPH = (
# start with none punctuation, not number, not whitespace
r'(?:^[^\s\d' + re.escape(string.punctuation) + r'][^\n]*\n)+'
)
__all__ = ['speedup']
def parse_text(inline, m, state):
text = m.group(0)
text = HARD_LINEBREAK_RE.sub('\n', text)
inline.process_text(text, state)
return m.end()
def parse_paragraph(block, m, state):
text = m.group(0)
state.add_paragraph(text)
return m.end()
def speedup(md):
"""Increase the speed of parsing paragraph and inline text."""
md.block.register('paragraph', PARAGRAPH, parse_paragraph)
punc = r'\\><!\[_*`~\^\$='
text_pattern = r'[\s\S]+?(?=[' + punc + r']|'
if 'url_link' in md.inline.rules:
text_pattern += 'https?:|'
if md.inline.hard_wrap:
text_pattern += r' *\n|'
else:
text_pattern += r' {2,}\n|'
text_pattern += r'$)'
md.inline.register('text', text_pattern, parse_text)
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