diff options
Diffstat (limited to '.venv/lib/python3.12/site-packages/pydantic/deprecated/config.py')
-rw-r--r-- | .venv/lib/python3.12/site-packages/pydantic/deprecated/config.py | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/pydantic/deprecated/config.py b/.venv/lib/python3.12/site-packages/pydantic/deprecated/config.py new file mode 100644 index 00000000..45400c65 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pydantic/deprecated/config.py @@ -0,0 +1,72 @@ +from __future__ import annotations as _annotations + +import warnings +from typing import TYPE_CHECKING, Any + +from typing_extensions import Literal, deprecated + +from .._internal import _config +from ..warnings import PydanticDeprecatedSince20 + +if not TYPE_CHECKING: + # See PyCharm issues https://youtrack.jetbrains.com/issue/PY-21915 + # and https://youtrack.jetbrains.com/issue/PY-51428 + DeprecationWarning = PydanticDeprecatedSince20 + +__all__ = 'BaseConfig', 'Extra' + + +class _ConfigMetaclass(type): + def __getattr__(self, item: str) -> Any: + try: + obj = _config.config_defaults[item] + warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) + return obj + except KeyError as exc: + raise AttributeError(f"type object '{self.__name__}' has no attribute {exc}") from exc + + +@deprecated('BaseConfig is deprecated. Use the `pydantic.ConfigDict` instead.', category=PydanticDeprecatedSince20) +class BaseConfig(metaclass=_ConfigMetaclass): + """This class is only retained for backwards compatibility. + + !!! Warning "Deprecated" + BaseConfig is deprecated. Use the [`pydantic.ConfigDict`][pydantic.ConfigDict] instead. + """ + + def __getattr__(self, item: str) -> Any: + try: + obj = super().__getattribute__(item) + warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) + return obj + except AttributeError as exc: + try: + return getattr(type(self), item) + except AttributeError: + # re-raising changes the displayed text to reflect that `self` is not a type + raise AttributeError(str(exc)) from exc + + def __init_subclass__(cls, **kwargs: Any) -> None: + warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) + return super().__init_subclass__(**kwargs) + + +class _ExtraMeta(type): + def __getattribute__(self, __name: str) -> Any: + # The @deprecated decorator accesses other attributes, so we only emit a warning for the expected ones + if __name in {'allow', 'ignore', 'forbid'}: + warnings.warn( + "`pydantic.config.Extra` is deprecated, use literal values instead (e.g. `extra='allow'`)", + DeprecationWarning, + stacklevel=2, + ) + return super().__getattribute__(__name) + + +@deprecated( + "Extra is deprecated. Use literal values instead (e.g. `extra='allow'`)", category=PydanticDeprecatedSince20 +) +class Extra(metaclass=_ExtraMeta): + allow: Literal['allow'] = 'allow' + ignore: Literal['ignore'] = 'ignore' + forbid: Literal['forbid'] = 'forbid' |