code: def update(self, id, name=None):
          
          nr_data = self.show(id)['server']
  
          data = {
              'server': {
                  'name': name or nr_data['name'],
              }
          }
  
          return self._put(
              url='{0}servers/{1}.json'.format(self.URL, id),
              headers=self.headers,
              data=data
          )
docs: Updates any of the optional parameters of the server
  
          :type id: int
          :param id: Server ID
  
          :type name: str
          :param name: The name of the server
  
          :rtype: dict
          :return: The JSON response of the API
  
          ::
  
              {
                  "server": {
                      "id": "integer",
                      "account_id": "integer",
                      "name": "string",
                      "host": "string",
                      "reporting": "boolean",
                      "last_reported_at": "time",
                      "summary": {
                          "cpu": "float",
                          "cpu_stolen": "float",
                          "disk_io": "float",
                          "memory": "float",
                          "memory_used": "integer",
                          "memory_total": "integer",
                          "fullest_disk": "float",
                          "fullest_disk_free": "integer"
                      }
                  }
              }