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21 lines
597 B
Python
21 lines
597 B
Python
"""Enum backports from standard lib."""
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from __future__ import annotations
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from enum import Enum
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from typing import Any
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class StrEnum(str, Enum):
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"""Partial backport of Python 3.11's StrEnum for our basic use cases."""
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def __new__(cls, value: str, *args: Any, **kwargs: Any) -> StrEnum:
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"""Create a new StrEnum instance."""
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if not isinstance(value, str):
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raise TypeError(f"{value!r} is not a string")
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return super().__new__(cls, value, *args, **kwargs)
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def __str__(self) -> str:
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"""Return self.value."""
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return str(self.value)
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