bpo-44353: Expand NewType tests for complex __qualname__. (#27311)

Make NewType pickleable by name.

1 files changed, 6 insertions, 1 deletions

diff --git a/Lib/typing.py b/Lib/typing.py
index e618513..198837c 100644
--- a/Lib/typing.py
+++ b/Lib/typing.py
@@ -2385,14 +2385,19 @@ class NewType:
     __call__ = _idfunc
 
     def __init__(self, name, tp):
-        self.__name__ = name
         self.__qualname__ = name
+        if '.' in name:
+            name = name.rpartition('.')[-1]
+        self.__name__ = name
         self.__module__ = _callee(default='typing')
         self.__supertype__ = tp
 
     def __repr__(self):
         return f'{self.__module__}.{self.__qualname__}'
 
+    def __reduce__(self):
+        return self.__qualname__
+
     def __or__(self, other):
         return Union[self, other]