SLIDER-630. slider-agent unit tests fail on debian and suse and windows
diff --git a/slider-agent/src/test/python/agent/TestPythonExecutor.py b/slider-agent/src/test/python/agent/TestPythonExecutor.py
index 9a46bd5..0a43639 100644
--- a/slider-agent/src/test/python/agent/TestPythonExecutor.py
+++ b/slider-agent/src/test/python/agent/TestPythonExecutor.py
@@ -33,6 +33,7 @@
 from AgentConfig import AgentConfig
 from mock.mock import MagicMock, patch
 from AgentToggleLogger import AgentToggleLogger
+import os
 
 class TestPythonExecutor(TestCase):
   def setUp(self):