As much as possible, remove dependence on python 2.5
diff --git a/tools/pylibopenflow/bin/pyopenflow-get-struct.py b/tools/pylibopenflow/bin/pyopenflow-get-struct.py
old mode 100755
new mode 100644
index 78297c5..d07d85e
--- a/tools/pylibopenflow/bin/pyopenflow-get-struct.py
+++ b/tools/pylibopenflow/bin/pyopenflow-get-struct.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2.5
+#!/usr/bin/env python
 """This script reads struct from OpenFlow header file and output query
 
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