code: def load_module(sym_filepath, params_filepath):
      
      if not (os.path.isfile(sym_filepath) and os.path.isfile(params_filepath)):
          raise ValueError("Symbol and params files provided are invalid")
      else:
          try:
              # reads symbol.json file from given path and
              # retrieves model prefix and number of epochs
              model_name = sym_filepath.rsplit('.', 1)[0].rsplit('-', 1)[0]
              params_file_list = params_filepath.rsplit('.', 1)[0].rsplit('-', 1)
              # Setting num_epochs to 0 if not present in filename
              num_epochs = 0 if len(params_file_list) == 1 else int(params_file_list[1])
          except IndexError:
              logging.info("Model and params name should be in format: "
                           "prefix-symbol.json, prefix-epoch.params")
              raise
  
          sym, arg_params, aux_params = mx.model.load_checkpoint(model_name, num_epochs)
  
          # Merging arg and aux parameters
          params = {}
          params.update(arg_params)
          params.update(aux_params)
  
          return sym, params
docs: Loads the MXNet model file and
      returns MXNet symbol and params (weights).
  
      Parameters
      ----------
      json_path : str
          Path to the json file
      params_path : str
          Path to the params file
  
      Returns
      -------
      sym : MXNet symbol
          Model symbol object
  
      params : params object
          Model weights including both arg and aux params.