code: def process_json_file(file_name):
      
      try:
          with open(file_name, 'rb') as fh:
              json_str = fh.read().decode('utf-8')
              return process_json_str(json_str)
      except IOError:
          logger.exception('Could not read file %s.' % file_name)
docs: Return an EidosProcessor by processing the given Eidos JSON-LD file.
  
      This function is useful if the output from Eidos is saved as a file and
      needs to be processed.
  
      Parameters
      ----------
      file_name : str
          The name of the JSON-LD file to be processed.
  
      Returns
      -------
      ep : EidosProcessor
          A EidosProcessor containing the extracted INDRA Statements
          in its statements attribute.