Function is_pydantic_dataclass

pydantic/dataclasses.py:401–413

Whether a class is a pydantic dataclass. Args: class_: The class. Returns: `True` if the class is a pydantic dataclass, `False` otherwise.

(class_: type[Any], /)

def is_pydantic_dataclass(class_: type[Any], /) -> TypeGuard[type[PydanticDataclass]]:
    """Whether a class is a pydantic dataclass.

    Args:
        class_: The class.

    Returns:
        `True` if the class is a pydantic dataclass, `False` otherwise.
    """
    try:
        return '__is_pydantic_dataclass__' in class_.__dict__ and dataclasses.is_dataclass(class_)
    except AttributeError:
        return False