Coverage for /pythoncovmergedfiles/medio/medio/src/pydantic/pydantic/deprecated/config.py: 63%

1from __future__ import annotations as _annotations 

2 

3import warnings 

4from typing import Any 

5 

6from typing_extensions import deprecated 

7 

8from .._internal import _config 

9 

10__all__ = ('BaseConfig',) 

11 

12 

13class _ConfigMetaclass(type): 

14 def __getattr__(self, item: str) -> Any: 

15 warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) 

16 

17 try: 

18 return _config.config_defaults[item] 

19 except KeyError as exc: 

20 raise AttributeError(f"type object '{self.__name__}' has no attribute {exc}") from exc 

21 

22 

23@deprecated('BaseConfig is deprecated. Use the `pydantic.ConfigDict` instead.') 

24class BaseConfig(metaclass=_ConfigMetaclass): 

25 """ 

26 This class is only retained for backwards compatibility. 

27 

28 The preferred approach going forward is to assign a ConfigDict to the `model_config` attribute of the Model class. 

29 """ 

30 

31 def __getattr__(self, item: str) -> Any: 

32 warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) 

33 try: 

34 return super().__getattribute__(item) 

35 except AttributeError as exc: 

36 try: 

37 return getattr(type(self), item) 

38 except AttributeError: 

39 # re-raising changes the displayed text to reflect that `self` is not a type 

40 raise AttributeError(str(exc)) from exc 

41 

42 def __init_subclass__(cls, **kwargs: Any) -> None: 

43 warnings.warn(_config.DEPRECATION_MESSAGE, DeprecationWarning) 

44 return super().__init_subclass__(**kwargs)