papi: remove python2 patterns

Type: refactor

Change-Id: I541759b4b788acf08599661eb9e7abc58e9283d2
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
diff --git a/src/vpp-api/python/vpp_papi/vpp_stats.py b/src/vpp-api/python/vpp_papi/vpp_stats.py
index 5eb2b9d..4b7a9bc 100644
--- a/src/vpp-api/python/vpp_papi/vpp_stats.py
+++ b/src/vpp-api/python/vpp_papi/vpp_stats.py
@@ -189,7 +189,7 @@
     pass
 
 
-class VPPStats(object):
+class VPPStats:
     VPPStatsIOError = VPPStatsIOError
 
     default_socketname = '/run/vpp/stats.sock'