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How to use _is_like_classmethod method in pandera

Best Python code snippet using pandera_python

inspection_utils.py

Source:inspection_utils.py

2from inspect import ismethod3from typing import Callable456def _is_like_classmethod(fn: Callable) -> bool:7    """A regular method defined on a metaclass behaves the same way as8    a method decorated with @classmethod defined on a regular class.910    This function covers both use cases.11    """12    is_method = ismethod(fn)13    return is_method and isinstance(fn.__self__, type)  # type: ignore[attr-defined]141516def is_decorated_classmethod(fn: Callable) -> bool:17    """Check if fn is a classmethod declared with the @classmethod decorator.1819    Adapted from:20    https://stackoverflow.com/questions/19227724/check-if-a-function-uses-classmethod21    """22    if not _is_like_classmethod(fn):23        return False24    bound_to = fn.__self__  # type: ignore[attr-defined]25    assert isinstance(bound_to, type)26    name = fn.__name__27    for cls in bound_to.__mro__:28        descriptor = vars(cls).get(name)29        if descriptor is not None:30            return isinstance(descriptor, classmethod)31    return False323334def is_classmethod_from_meta(fn: Callable) -> bool:35    """Check if fn is a regular method defined on a metaclass36    (which behaves like an @classmethod method defined on a regular class)."""
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