code: def test_deleteLabelByVersionTag(cls):
      client = MockServerFriendlyClient(cls.MOCK_SERVER_URL)
  
      urlToBeTested = "{}/datastore/label?id={}&tag={}".format(
          cls.MOCK_SERVER_URL, "6662775", "final"
      )
  
      client.expect(
          request(
              method="DELETE",
              path="/datastore/label",
              querystring={"id": "6662775", "tag": "final"},
          ),
          response(code=200),
          times(1),
      )
  
      result = requests.delete(
          cls.MOCK_SERVER_URL + "/datastore/label",
          params={"id": "6662775", "tag": "final"},
      )
      cls.assertEqual(200, result.status_code)
  
      cls.assertEqual(urlToBeTested, result.url)
      client.reset()
  
imports: import json
  import logging
  import os
  import sys
  import time
  import unittest
  import requests
  from mockserver_friendly import MockServerFriendlyClient, json_equals, request, response, times
  from python_on_whales import docker
  from MONAILabelReviewerLib.MonaiServerREST import MonaiServerREST
label_desc: Use image node_id 8 for calling the MonaiServerRESTTest obj's underlying member method code with example usage: obj.test_deleteLabelByVersionTag(cls) without return types