lgtm 2

Author: yxieca

tests/testbed_setup/test_gen_spy_testbed.py

@@ -37,10 +37,6 @@ def _interface_key(interface):
         """Get interface key to sort."""
         return list(map(int, interface.lstrip("Ethernet").split("/")))
 
-    def _to_string(obj):
-        """Convert unicodes in obj to strings"""
-        return yaml.safe_load(json.dumps(obj))
-
     hostnames = tbinfo["duts"]
     connections = conn_graph_facts["device_conn"]