test_schedule.py: fix UTC string expected result for python 2 vs 3

Signed-off-by: Stephen Arnold <[email protected]>

Author: sarnold

test_schedule.py

@@ -143,7 +143,11 @@ def test_utc_is_normal(self):
         self.assertIsInstance(fo, datetime.tzinfo)
         dt = datetime.datetime.now(utc)
         self.assertEqual(fo.utcoffset(dt), datetime.timedelta(0))
-        self.assertEqual(fo.tzname(dt), "UTC")
+        if sys.version_info > (3, 0, 0):
+            utc_arg = "UTC+00:00"
+        else:
+            utc_arg = "UTC"
+        self.assertEqual(fo.tzname(dt), utc_arg)
 
     def test_utc_dst_is_dt(self):
         fo = utc