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-rw-r--r--nfvbench/traffic_gen/traffic_base.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/nfvbench/traffic_gen/traffic_base.py b/nfvbench/traffic_gen/traffic_base.py
index 3bff7da..abf5a22 100644
--- a/nfvbench/traffic_gen/traffic_base.py
+++ b/nfvbench/traffic_gen/traffic_base.py
@@ -82,7 +82,7 @@ class AbstractTrafficGenerator(object):
LOG.info('Modified traffic stream for port %s, new rate=%s.', port, self.rates[port_index])
@abc.abstractmethod
- def get_stats(self):
+ def get_stats(self, ifstats):
# Must be implemented by sub classes
return None