Merge "Sync latest install_venv_common from oslo."
diff --git a/tools/install_venv_common.py b/tools/install_venv_common.py
index 3dbcafe..8b676bf 100644
--- a/tools/install_venv_common.py
+++ b/tools/install_venv_common.py
@@ -25,6 +25,13 @@
 import subprocess
 import sys
 
+
+possible_topdir = os.getcwd()
+if os.path.exists(os.path.join(possible_topdir, "tempest",
+                               "__init__.py")):
+    sys.path.insert(0, possible_topdir)
+
+
 from tempest.openstack.common import cfg