Update Lib/test/test_capi/test_tuple.py

Co-authored-by: Pieter Eendebak <pieter.eendebak@gmail.com>

Author: sergey-miryanov

Lib/test/test_capi/test_tuple.py

@@ -127,6 +127,7 @@ def test_tuple_from_pair(self):
 
         for name, ctor in ctors:
             with self.subTest(name):
+                self.assertEqual(type(ctor(1, 2)), tuple)
                 self.assertEqual(ctor(1, 2), (1, 2))
                 self.assertEqual(ctor(None, None), (None, None))
                 self.assertEqual(ctor(True, False), (True, False))