code: def get(self):
      self.write("one")
  
file_path: distributed/distributed/http/tests/test_routing.py
imports: from __future__ import annotations
  import pytest
  from tornado import web
  from tornado.httpclient import AsyncHTTPClient, HTTPClientError
  from distributed.http.routing import RoutingApplication
  from distributed.utils_test import gen_test
label_desc: Use image node_id 1 for calling the OneHandler obj's underlying member method code with example usage: obj.get() without return types