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Add a comment from the Python3.7 code base

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Dave Halter
2019-01-21 00:33:02 +01:00
parent ce8b531175
commit fe69989fbc
1 changed files with 11 additions and 0 deletions
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11
parso/python/tokenize.py
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@@ -544,6 +544,17 @@ def tokenize_lines(lines, version_info, start_pos=(1, 0)):
contstr = line[start:] contstr = line[start:]
contline = line contline = line
break break
# Check up to the first 3 chars of the token to see if
# they're in the single_quoted set. If so, they start
# a string.
# We're using the first 3, because we're looking for
# "rb'" (for example) at the start of the token. If
# we switch to longer prefixes, this needs to be
# adjusted.
# Note that initial == token[:1].
# Also note that single quote checking must come after
# triple quote checking (above).
elif initial in single_quoted or \ elif initial in single_quoted or \
token[:2] in single_quoted or \ token[:2] in single_quoted or \
token[:3] in single_quoted: token[:3] in single_quoted: