code: def target_encoder(self, inputs):
      return self._target_encoder(inputs)
  
file_path: euler/examples/dgi/dgi.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import tensorflow
  import tf_euler
label_desc: Use image node_id 2 for calling the DGI obj's underlying member method code with example usage: obj.target_encoder(inputs) and returns: self