From: Brett Cannon <brett@python.org>
Date: Wed, 8 Feb 2012 23:44:14 +0000 (-0500)
Subject: Don't fail in the face of a lacking attribute when wrapping a
X-Git-Tag: v3.3.0a1~213
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8490fab4add07e4db261053fb420c2e411f82026;p=python

Don't fail in the face of a lacking attribute when wrapping a
function.
---

diff --git a/Lib/importlib/_bootstrap.py b/Lib/importlib/_bootstrap.py
index f0de77bc62..e2dd086911 100644
--- a/Lib/importlib/_bootstrap.py
+++ b/Lib/importlib/_bootstrap.py
@@ -170,7 +170,8 @@ def _write_atomic(path, data):
 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__)