From d6399d2d19ef665a2893089be12e2214f73b643b Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <solipsis@pitrou.net>
Date: Sat, 4 Sep 2010 17:46:44 +0000
Subject: Fix running the copy module from the command-line (however
 use{ful,less} it may be).

---
 Lib/copy.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Lib/copy.py b/Lib/copy.py
index 07f1d23..089d101 100644
--- a/Lib/copy.py
+++ b/Lib/copy.py
@@ -51,6 +51,7 @@ __getstate__() and __setstate__().  See the documentation for module
 import types
 import weakref
 from copyreg import dispatch_table
+import builtins
 
 class Error(Exception):
     pass
@@ -109,7 +110,7 @@ t = getattr(types, "CodeType", None)
 if t is not None:
     d[t] = _copy_immutable
 for name in ("complex", "unicode"):
-    t = globals()['__builtins__'].get(name)
+    t = getattr(builtins, name, None)
     if t is not None:
         d[t] = _copy_immutable
 
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