code: def get_all_config(self):
          '''get all of config values'''
          return json.dumps(self.config, indent=4, sort_keys=True, separators=(',', ':')f get_all_config(self):
          '''get all of config values'''
          return json.dumps(self.config, indent=4, sort_keys=True, separators=(',', ':'))
docs: get all of config values