+try:
+ raw_input # Python 2
+except NameError:
+ raw_input = input # Python 3
+
+if sys.version_info.major < 3:
+ print("WARNING: Python 2 is deprecated for use in DPDK, and will not work in future releases.", file=sys.stderr)
+ print("Please use Python 3 instead", file=sys.stderr)
+