code: def embed(self, n_id):
      raise NotImplementedError
  
file_path: euler/tf_euler/python/mp_utils/base_gae.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 3 for calling the BaseGraphAutoEncoder obj's underlying member method code with example usage: obj.embed(n_id) without return types