code: def get_options_from_file(self, file_path):
          
          # read options JSON file
          with open(file_path) as options_file:
              options_dict = json.load(options_file)
          options = []
          for opt_name in options_dict:
              options.append(opt_name)
              options.append(options_dict[opt_name])
          return self.parse_args(options)
docs: Return the options parsed from a JSON file.