code: def test_naive_datetime(self):
      self.assertEqual(
          utils.format_datetime(self.naive_dt),
          self.datestring + " -0000",
      )
  
imports: import datetime
  from email import utils
  import test.support
  import time
  import unittest
  import sys
  import os.path
  import zoneinfo
label_desc: Use image node_id 1 for calling the DateTimeTests obj's underlying member method code with example usage: obj.test_naive_datetime() without return types