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gh-103056: [Enum] use staticmethod decorator for _gnv_ (GH-103231)

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_gnv_ --> _generate_next_value_
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Ethan Furman 2023-04-03 17:47:40 -07:00 • committed by GitHub
parent c71756fa65
commit 810d365b5e
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1
Doc/howto/enum.rst
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@ -284,6 +284,7 @@ The values are chosen by :func:`_generate_next_value_`, which can be
overridden:: overridden::
>>> class AutoName(Enum): >>> class AutoName(Enum):
... @staticmethod
... def _generate_next_value_(name, start, count, last_values): ... def _generate_next_value_(name, start, count, last_values):
... return name ... return name
... ...

3
Lib/enum.py
View file

@ -1146,6 +1146,7 @@ class Enum(metaclass=EnumType):
def __init__(self, *args, **kwds): def __init__(self, *args, **kwds):
pass pass
@staticmethod
def _generate_next_value_(name, start, count, last_values): def _generate_next_value_(name, start, count, last_values):
""" """
Generate the next value when not given. Generate the next value when not given.
@ -1288,6 +1289,7 @@ class StrEnum(str, ReprEnum):
member._value_ = value member._value_ = value
return member return member
@staticmethod
def _generate_next_value_(name, start, count, last_values): def _generate_next_value_(name, start, count, last_values):
""" """
Return the lower-cased version of the member name. Return the lower-cased version of the member name.
@ -1337,6 +1339,7 @@ class Flag(Enum, boundary=CONFORM):
_numeric_repr_ = repr _numeric_repr_ = repr
@staticmethod
def _generate_next_value_(name, start, count, last_values): def _generate_next_value_(name, start, count, last_values):
""" """
Generate the next value when not given. Generate the next value when not given.