--- a/tests/tools/run_python_tests.sh	Thu Sep 21 17:19:18 2017 +0300
+++ b/tests/tools/run_python_tests.sh	Fri Sep 22 10:52:44 2017 +0300
@@ -1,5 +1,6 @@
 #!/bin/sh
 
+LC_ALL=ru_RU.utf-8
 
 export DISPLAY=:42
 Xvfb $DISPLAY -screen 0 1280x1024x24 &