bpo-38431: Fix __repr__ method of InitVar to work with typing objects. (GH-16702)


diff --git a/Lib/test/test_dataclasses.py b/Lib/test/test_dataclasses.py
index 037bf4c..238335e 100644
--- a/Lib/test/test_dataclasses.py
+++ b/Lib/test/test_dataclasses.py
@@ -1102,6 +1102,8 @@
 
         # Make sure the repr is correct.
         self.assertEqual(repr(InitVar[int]), 'dataclasses.InitVar[int]')
+        self.assertEqual(repr(InitVar[List[int]]),
+                         'dataclasses.InitVar[typing.List[int]]')
 
     def test_init_var_inheritance(self):
         # Note that this deliberately tests that a dataclass need not