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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 map2cube(data_map, layout):
 r"""Map to cube This method transforms the input data from a 2D map with given layout to a 3D cube Parameters data_map : np.ndarray Input data map, 2D array layout : tuple 2D layout of 2D images Returns ------- np.ndarray 3D cube Raises ------ ValueError For invalid layout Examples -------- [10, 11, 14, 15]]) array([[[ 0, 1], [ 2, 3]], [[ 4, 5], [ 6, 7]], [[ 8, 9], [10, 11]], [[12, 13], [14, 15]]]) """


    if np.all(np.array(data_map.shape) % np.array(layout)):
        raise ValueError('The desired layout must be a multiple of the number '
                         'pixels in the data map.')

    d_shape = np.array(data_map.shape) // np.array(layout)

    return np.array([data_map[(slice(i * d_shape[0], (i + 1) * d_shape[0]),
                    slice(j * d_shape[1], (j + 1) * d_shape[1]))] for i in
                    range(layout[0]) for j in range(layout[1])])