Mercurial > cpython-lru_cache-weakref

diff Lib/importlib/_bootstrap.py @ 74838:7a6fd7cd16e9

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Don't fail in the face of a lacking attribute when wrapping a function.
author Brett Cannon <brett@python.org>
date Wed, 08 Feb 2012 18:44:14 -0500
parents ecf4a7bb8807
children 322e6f818cd2
line wrap: on
line diff
--- a/Lib/importlib/_bootstrap.py	Thu Feb 09 00:11:00 2012 +0100
+++ b/Lib/importlib/_bootstrap.py	Wed Feb 08 18:44:14 2012 -0500
@@ -170,7 +170,8 @@
 def _wrap(new, old):
     """Simple substitute for functools.wraps."""
     for replace in ['__module__', '__name__', '__qualname__', '__doc__']:
-        setattr(new, replace, getattr(old, replace))
+        if hasattr(old, replace):
+            setattr(new, replace, getattr(old, replace))
     new.__dict__.update(old.__dict__)