Change all the function attributes from func_* -> __*__.  This gets rid
of func_name, func_dict and func_doc as they already exist as __name__,
__dict__ and __doc__.
diff --git a/Lib/doctest.py b/Lib/doctest.py
index 02e200d..5ee4d85 100644
--- a/Lib/doctest.py
+++ b/Lib/doctest.py
@@ -831,7 +831,7 @@
         if module is None:
             return True
         elif inspect.isfunction(object):
-            return module.__dict__ is object.func_globals
+            return module.__dict__ is object.__globals__
         elif inspect.isclass(object):
             return module.__name__ == object.__module__
         elif inspect.getmodule(object) is not None:
@@ -969,7 +969,7 @@
 
         # Find the line number for functions & methods.
         if inspect.ismethod(obj): obj = obj.im_func
-        if inspect.isfunction(obj): obj = obj.func_code
+        if inspect.isfunction(obj): obj = obj.__code__
         if inspect.istraceback(obj): obj = obj.tb_frame
         if inspect.isframe(obj): obj = obj.f_code
         if inspect.iscode(obj):