code: def load_model(path=None):
      """
      Convenience method to set the global identifier using a model at a
      specified path.
  
      @param path to model
      """
      global identifier
      logger.info("initializing identifier")
      if path is None:
          identifier = LanguageIdentifier.from_modelstring(model)
      else:
          identifier = LanguageIdentifier.from_modelpath(path)
  
imports: from __future__ import print_function
  import base64
  import bz2
  import json
  import optparse
  import sys
  import logging
  import numpy
  from wsgiref.simple_server import make_server
  from wsgiref.util import shift_path_info
  from collections import defaultdict
label_desc: Use image node_id 6 for calling a global function with example usage: load_model(path) without return types