Fix "TypeError: cannot concatenate 'str' and 'NoneType' objects"

Change-Id: I85a42785d43a676b65f26b6e2cd71c997fddcbb1
Signed-off-by: Ed Warnicke <[email protected]>

diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 776d4a6..aec052c 100644 (file)
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -93,7 +93,7 @@ class VppPapiProvider(object):
         :param cli: CLI to execute
         :returns: CLI output
         """
-        return cli + "\n" + self.cli(cli)
+        return cli + "\n" + str(self.cli(cli))
 
     def _convert_mac(self, mac):
         return int(mac.replace(":", ""), 16) << 16