code: def _parse_model_string(string):
      if string == "cbow":
          return model_name.cbow
      if string == "skipgram":
          return model_name.skipgram
      if string == "supervised":
          return model_name.supervised
      else:
          raise ValueError("Unrecognized model name")
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  import fasttext_pybind
  import numpy
  import multiprocessing
  import sys
  from itertools import chain
label_desc: Use image node_id 1 for calling a global function with example usage: _parse_model_string(string) and returns: model_name, model_name, model_name