X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Flog.py;h=b0254f9abee4923e31d4cd9f1abe5c2061f93344;hb=ea2450fa2d1e8ba0295ea9861a404796100dad1e;hp=de127fefb2792d6056007bde96e46709697ec856;hpb=4a4cea02ef82793232cab4d878baca5cf0134966;p=vpp.git

diff --git a/test/log.py b/test/log.py
index de127fefb27..b0254f9abee 100644
--- a/test/log.py
+++ b/test/log.py
@@ -57,7 +57,7 @@ def get_logger(name):
 
 
 def get_parallel_logger(stream):
-    logger = logging.getLogger('parallel_logger_{}'.format(stream))
+    logger = logging.getLogger('parallel_logger_{!s}'.format(stream))
     logger.propagate = False
     logger.setLevel(logging.DEBUG)
     handler = logging.StreamHandler(stream)