def array_to_json(array_like):  # type: (np.array or Iterable or int or float) -> str
    """Convert an array like object to JSON.

    To understand better what an array like object is see:
    https://docs.scipy.org/doc/numpy/user/basics.creation.html#converting-python-array-like-objects-to-numpy-arrays

    Args:
        array_like (np.array or Iterable or int or float): array like object to be converted to JSON.

    Returns:
        (str): object serialized to JSON
    """

    def default(_array_like):
        if hasattr(_array_like, 'tolist'):
            return _array_like.tolist()
        return json.JSONEncoder().default(_array_like)

    return json.dumps(array_like, default=default)
Convert an array like object to JSON.

    To understand better what an array like object is see:
    https://docs.scipy.org/doc/numpy/user/basics.creation.html#converting-python-array-like-objects-to-numpy-arrays

    Args:
        array_like (np.array or Iterable or int or float): array like object to be converted to JSON.

    Returns:
        (str): object serialized to JSON