code: def testConfigureTpuVersionRestartIfneeded(self, urlopen):
      c = self.baseConfigureTpuVersion()
      c.configure_tpu_version("1.15", restart_type="ifNeeded")
      paths = [call[0][0].full_url for call in urlopen.call_args_list]
      self.assertCountEqual(
          [
              "http://1.2.3.4:8475/requestversion/1.15?restartType=ifNeeded",
              "http://5.6.7.8:8475/requestversion/1.15?restartType=ifNeeded",
          ],
          sorted(paths),
      )
  
imports: import datetime
  import json
  import os
  import time
  import urllib
  from absl import flags
  from tensorflow.python.platform import test
  from tensorflow.python.tpu.client import client
label_desc: Use image node_id 41 for calling the CloudTpuClientTest obj's underlying member method code with example usage: obj.testConfigureTpuVersionRestartIfneeded(urlopen) without return types