code: def inputs(self):
      return [
          tf.TensorSpec(
              (None, SHAPE, SHAPE, CHANNELS), tf.float32, "input1"
          ),
          tf.TensorSpec((None,), tf.int32, "input2"),
      ]
  
file_path: tensorpack/examples/boilerplate.py
imports: import argparse
  import os
  import tensorflow
  from tensorpack import *
label_desc: Use image node_id 1 for calling the Model obj's underlying member method code with example usage: obj.inputs() and returns: list