def inputter_pad():
    (pads, _) = tf.required_space_to_batch_paddings(input_shape, block_shape)
    return tf.cast(pads, tf.float64)
def inputter_pad():
    (pads, _) = tf.required_space_to_batch_paddings(input_shape, block_shape)
    return tf.cast(pads, tf.float64)