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Refs #32074 -- Fixed TextChoices/IntegerChoices crash on Python 3.10.
EnumMeta has a new keyword argument 'boundary' in Python 3.10. This is a new mechanism that controls how out-of-range / invalid bits are handled, see https://bugs.python.org/issue38250.
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@ -8,7 +8,7 @@ __all__ = ['Choices', 'IntegerChoices', 'TextChoices']
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class ChoicesMeta(enum.EnumMeta):
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"""A metaclass for creating a enum choices."""
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def __new__(metacls, classname, bases, classdict):
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def __new__(metacls, classname, bases, classdict, **kwds):
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labels = []
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for key in classdict._member_names:
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value = classdict[key]
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@ -25,7 +25,7 @@ class ChoicesMeta(enum.EnumMeta):
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# Use dict.__setitem__() to suppress defenses against double
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# assignment in enum's classdict.
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dict.__setitem__(classdict, key, value)
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cls = super().__new__(metacls, classname, bases, classdict)
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cls = super().__new__(metacls, classname, bases, classdict, **kwds)
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cls._value2label_map_ = dict(zip(cls._value2member_map_, labels))
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# Add a label property to instances of enum which uses the enum member
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# that is passed in as "self" as the value to use when looking up the
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