get_output_as_nparray# Istft.get_output_as_nparray()# Get the ISTFT resulting signal as a NumPy array. Returns: : np.arrayISTFT resulting signal in a NumPy array. Return type: Union[Buffer, _SupportsArray[dtype[Any]], _NestedSequence[_SupportsArray[dtype[Any]]], bool, int, float, complex, str, bytes, _NestedSequence[Union[bool, int, float, complex, str, bytes]]]