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bpo-30688: Import unicodedata only when needed #5606

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Merged
serhiy-storchaka merged 1 commit into from
Feb 10, 2018
Merged

bpo-30688: Import unicodedata only when needed #5606

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3 changes: 2 additions & 1 deletion Lib/sre_parse.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,6 @@
# XXX: show string offset and offending character for all errors

from sre_constants import *
import unicodedata

SPECIAL_CHARS = ".\\[{()*+?^$|"
REPEAT_CHARS = "*+?{"
Expand Down Expand Up @@ -324,6 +323,7 @@ def _class_escape(source, escape):
chr(c) # raise ValueError for invalid code
return LITERAL, c
elif c == "N" and source.istext:
import unicodedata
# named unicode escape e.g. \N{EM DASH}
if not source.match('{'):
raise source.error("missing {")
Expand Down Expand Up @@ -383,6 +383,7 @@ def _escape(source, escape, state):
chr(c) # raise ValueError for invalid code
return LITERAL, c
elif c == "N" and source.istext:
import unicodedata
# named unicode escape e.g. \N{EM DASH}
if not source.match('{'):
raise source.error("missing {")
Expand Down