diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -1655,9 +1655,7 @@
     re.compile(br'.*\$LOCALIP.*$'),
 ]
 
-bchr = chr
-if PYTHON3:
-    bchr = lambda x: bytes([x])
+bchr = lambda x: bytes([x])
 
 WARN_UNDEFINED = 1
 WARN_YES = 2