code: def info(self):
          
          hosts = ','.join(x['host'] for x in self.members())
          mongodb_uri = 'mongodb://' + hosts + '/?replicaSet=' + self.repl_id
          result = {"id": self.repl_id,
                    "auth_key": self.auth_key,
                    "members": self.members(),
                    "mongodb_uri": mongodb_uri,
                    "orchestration": 'replica_sets'}
          if self.login:
              # Add replicaSet URI parameter.
              uri = ('%s&replicaSet=%s'
                     % (self.mongodb_auth_uri(hosts), self.repl_id))
              result['mongodb_auth_uri'] = uri
          return result
docs: return information about replica set