From 8ad09a4f2e557723395fc0840750c178924166b8 Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Wed, 31 Dec 2008 23:48:39 +0000
Subject: #4795 inspect.isgeneratorfunction() should return False instead of
 None

---
 Lib/inspect.py | 1 +
 Misc/NEWS      | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/Lib/inspect.py b/Lib/inspect.py
index d3d946d..230df2b 100644
--- a/Lib/inspect.py
+++ b/Lib/inspect.py
@@ -161,6 +161,7 @@ def isgeneratorfunction(object):
     if (isfunction(object) or ismethod(object)) and \
         object.func_code.co_flags & CO_GENERATOR:
         return True
+    return False
 
 def isgenerator(object):
     """Return true if the object is a generator.
diff --git a/Misc/NEWS b/Misc/NEWS
index 38d0dec..7eab3ae 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -100,6 +100,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #4795: inspect.isgeneratorfunction() returns False instead of None when
+  the function is not a generator.
+
 - Issue #4702: Throwing a DistutilsPlatformError instead of IOError in case 
   no MSVC compiler is found under Windows. Original patch by Philip Jenvey. 
 
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