Pydantic Instance

Functions:

is_pydantic 

is_pydantic(obj)

Validates if an object is a pydantic class or instance

Parameters:
  • obj (Any) –

    An object which will be checked to be a pydantic class or instance
Returns:
  • bool –

    Returns True if obj is a pydantic class or instance
Source code in src/alpha/utils/is_pydantic.py 
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def is_pydantic(obj: Any) -> bool:
    """Validates if an object is a pydantic class or instance

    Parameters
    ----------
    obj
        An object which will be checked to be a pydantic class or instance

    Returns
    -------
    bool
        Returns True if obj is a pydantic class or instance
    """
    cls = obj if isinstance(obj, type) else type(obj)

    for base_class in getattr(cls, "__mro__", ()):  # pragma: no branch
        try:
            if "__pydantic_fields__" in vars(base_class):
                return True
        except TypeError:
            continue

    return False