Steve Jorgensen wrote: > Perhaps, this has already been addressed in a newer release (?) but in Python > 3.9, making `@dataclass` work with `Enum` is a bit awkward. > Currently, it order to make it work, I have to: > 1. Pass `init=False` to `@dataclass` and hand-write the `__init__` method > 2. Pass `repr=False` to `@dataclass` and use `Enum`'s representation or write > a custom __repr__ > Example: > In [72]: @dataclass(frozen=True, init=False, repr=False) > ...: class Creature(Enum): > ...: legs: int > ...: size: str > ...: Beetle = (6, 'small') > ...: Dog = (4, 'medium') > ...: def __init__(self, legs, size): > ...: self.legs = legs > ...: self.size = size > ...: > In [73]: Creature.Dog > Out[73]: <Creature.Dog: (4, 'medium')>
Actually, maybe these are fundamentally incompatible? `@dataclass` is a decorator, so it acts on the class after it was already defined, but `Enum` acts before that when `@dataclass` cannot have not generated the `__init__` yet. Right? _______________________________________________ Python-ideas mailing list -- python-ideas@python.org To unsubscribe send an email to python-ideas-le...@python.org https://mail.python.org/mailman3/lists/python-ideas.python.org/ Message archived at https://mail.python.org/archives/list/python-ideas@python.org/message/T775WMOLR6TNOXDAU37ZA2FKQB3SMJT6/ Code of Conduct: http://python.org/psf/codeofconduct/
