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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decode_numpy_dict_values(attrs: Mapping[K, V]) -> Dict[K, V]: """Convert attribute values from numpy objects to native Python objects, for use in to_dict """

    attrs = dict(attrs)
    for k, v in attrs.items():
        if isinstance(v, np.ndarray):
            attrs[k] = v.tolist()
        elif isinstance(v, np.generic):
            attrs[k] = v.item()
    return attrs