diff -r a14012352f65 Tools/scripts/generate_opcode_h.py
--- a/Tools/scripts/generate_opcode_h.py	Mon Apr 28 13:08:28 2014 +0200
+++ b/Tools/scripts/generate_opcode_h.py	Mon Apr 28 15:08:18 2014 -0400
@@ -1,5 +1,7 @@
 # This script generates the opcode.h header file.
 
+from __future__ import with_statement
+
 import sys
 header = """/* Auto-generated by Tools/scripts/generate_opcode_h.py */
 #ifndef Py_OPCODE_H