Source code for azure.core._enum_meta

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from typing import Any
from enum import EnumMeta, Enum


[docs]class CaseInsensitiveEnumMeta(EnumMeta): """Enum metaclass to allow for interoperability with case-insensitive strings. Consuming this metaclass in an SDK should be done in the following manner: .. code-block:: python from enum import Enum from azure.core import CaseInsensitiveEnumMeta class MyCustomEnum(str, Enum, metaclass=CaseInsensitiveEnumMeta): FOO = 'foo' BAR = 'bar' """ def __getitem__(cls, name: str) -> Any: # disabling pylint bc of pylint bug https://github.com/PyCQA/astroid/issues/713 return super(CaseInsensitiveEnumMeta, cls).__getitem__(name.upper()) # pylint: disable=no-value-for-parameter def __getattr__(cls, name: str) -> Enum: """Return the enum member matching `name`. We use __getattr__ instead of descriptors or inserting into the enum class' __dict__ in order to support `name` and `value` being both properties for enum members (which live in the class' __dict__) and enum members themselves. :param str name: The name of the enum member to retrieve. :rtype: ~azure.core.CaseInsensitiveEnumMeta :return: The enum member matching `name`. :raises AttributeError: If `name` is not a valid enum member. """ try: return cls._member_map_[name.upper()] except KeyError as err: raise AttributeError(name) from err