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Variant of patch #1478292. doctest.register_optionflag(name)

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shouldn't create a new flag when `name` is already the name of
an option flag.
This commit is contained in:
Tim Peters 2006-05-10 02:43:01 +00:00
parent 40f55b2f08
commit ad2ef33245
3 changed files with 26 additions and 4 deletions
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5
Lib/doctest.py
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@ -129,9 +129,8 @@ warnings.filterwarnings("ignore", "is_private", DeprecationWarning,
OPTIONFLAGS_BY_NAME = {}
def register_optionflag(name):
flag = 1 << len(OPTIONFLAGS_BY_NAME)
OPTIONFLAGS_BY_NAME[name] = flag
return flag
# Create a new flag unless `name` is already known.
return OPTIONFLAGS_BY_NAME.setdefault(name, 1 << len(OPTIONFLAGS_BY_NAME))
DONT_ACCEPT_TRUE_FOR_1 = register_optionflag('DONT_ACCEPT_TRUE_FOR_1')
DONT_ACCEPT_BLANKLINE = register_optionflag('DONT_ACCEPT_BLANKLINE')