The change of type(None).__name__ from 'None' to 'NoneType' broke this
test in a trivial way.  Fixed.
diff --git a/Lib/test/test_generators.py b/Lib/test/test_generators.py
index 41629d3..947e26f 100644
--- a/Lib/test/test_generators.py
+++ b/Lib/test/test_generators.py
@@ -780,7 +780,7 @@
 ...             yield 1
 ...
 >>> type(f())
-<type 'None'>
+<type 'NoneType'>
 
 >>> def f():
 ...     if 0:
@@ -790,7 +790,7 @@
 ...             def f(self):
 ...                 yield 2
 >>> type(f())
-<type 'None'>
+<type 'NoneType'>
 
 >>> def f():
 ...     if 0: