docstr: Test starting up a server with a client with start_server=StartServer.TRY_START 
docstr_tok: ["Test","starting","up","a","server","with","a","client","with","start_server=StartServer.TRY_START"]
code: def test_external_server_try_start(self):
      """Test starting up a server with a client with start_server=StartServer.TRY_START"""
      with corenlp.CoreNLPClient(
          start_server=corenlp.StartServer.TRY_START,
          annotators="tokenize,ssplit,pos",
          endpoint="http://localhost:9001",
      ) as external_server_client:
          ann = external_server_client.annotate(
              TEXT,
              annotators="tokenize,ssplit,pos",
              output_format="text",
          )
      assert ann.strip() == EN_GOLD
  
imports: from http.server import BaseHTTPRequestHandler, HTTPServer
  import multiprocessing
  import pytest
  import requests
  import stanza.server
  import stanza.server.client
  import shlex
  import subprocess
  import time
  from stanza.models.constituency import tree_reader
  from stanza.tests import *
label_desc: Use image node_id 17 for calling the TestCoreNLPClient obj's underlying member method code with example usage: obj.test_external_server_try_start() without return types