code: def _define_input(self):
      self.block_layer_num = tf.placeholder(
          tf.int32, shape=[None, self.out_dims[0]]
      )
  
imports: import tensorflow
  from tensorflow.contrib import rnn
  from tensorflow.python.ops import array_ops
  from ..models.basic_model import BasicModel
  import numpy
  import os
label_desc: Use image node_id 2 for calling the DeeperActorNet obj's underlying member method code with example usage: obj._define_input() without return types