add python2 deprecation notice

[dpdk.git] / usertools / cpu_layout.py

diff --git a/usertools/cpu_layout.py b/usertools/cpu_layout.py
index 6f129b1..5423c79 100755 (executable)
--- a/usertools/cpu_layout.py
+++ b/usertools/cpu_layout.py
@@ -10,6 +10,10 @@ try:
 except NameError:
     xrange = range # 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)
+
 sockets = []
 cores = []
 core_map = {}