old_contents: import unittest
  
  import datetime
  
  from garage.timezones import TimeZone
  
  
  class TimeZoneTest(unittest.TestCase):
  
      def test_time_zone(self):
          utc = datetime.datetime(2000, 1, 2, 3, 4, 0, 0, TimeZone.UTC)
          cst = utc.astimezone(TimeZone.CST)
          print('xxx', utc, cst)
          self.assertEqual(2000, cst.year)
          self.assertEqual(1, cst.month)
          self.assertEqual(2, cst.day)
          self.assertEqual(11, cst.hour)
          self.assertEqual(4, cst.minute)
          self.assertEqual(0, cst.second)
          self.assertEqual(0, cst.microsecond)
  
  
  if __name__ == '__main__':
      unittest.main()
  
  
new_contents: import unittest
  
  import datetime
  
  from garage.timezones import TimeZone
  
  
  class TimeZoneTest(unittest.TestCase):
  
      def test_time_zone(self):
          utc = datetime.datetime(2000, 1, 2, 3, 4, 0, 0, TimeZone.UTC)
          cst = utc.astimezone(TimeZone.CST)
          self.assertEqual(2000, cst.year)
          self.assertEqual(1, cst.month)
          self.assertEqual(2, cst.day)
          self.assertEqual(11, cst.hour)
          self.assertEqual(4, cst.minute)
          self.assertEqual(0, cst.second)
          self.assertEqual(0, cst.microsecond)
  
  
  if __name__ == '__main__':
      unittest.main()
  
  
subject: Remove print in unit test