code: def _list_or_tensor(inputs):
      if len(inputs) == 1:
          return inputs[0]
      return inputs
  
imports: from deepchem.models import KerasModel, layers
  from tensorflow.keras.layers import Input, Lambda, Layer, Softmax, Reshape, Multiply
  import numpy
  import tensorflow
  import time
label_desc: Use image node_id 1 for calling a global function with example usage: _list_or_tensor(inputs) and returns: inputs, inputs