Patch #1537 from Chad Austin
Change GeneratorExit's base class from Exception to BaseException
(This time I'm applying the patch to the correct sandbox.)
diff --git a/Lib/test/exception_hierarchy.txt b/Lib/test/exception_hierarchy.txt
index a03f7bb..1be5ce0 100644
--- a/Lib/test/exception_hierarchy.txt
+++ b/Lib/test/exception_hierarchy.txt
@@ -1,8 +1,8 @@
 BaseException
  +-- SystemExit
  +-- KeyboardInterrupt
+ +-- GeneratorExit
  +-- Exception
-      +-- GeneratorExit
       +-- StopIteration
       +-- StandardError
       |    +-- ArithmeticError
@@ -33,10 +33,10 @@
       |    +-- SystemError
       |    +-- TypeError
       |    +-- ValueError
-      |    |    +-- UnicodeError
-      |    |         +-- UnicodeDecodeError
-      |    |         +-- UnicodeEncodeError
-      |    |         +-- UnicodeTranslateError
+      |         +-- UnicodeError
+      |              +-- UnicodeDecodeError
+      |              +-- UnicodeEncodeError
+      |              +-- UnicodeTranslateError
       +-- Warning
            +-- DeprecationWarning
            +-- PendingDeprecationWarning