Message 122407 - Python tracker

It is wort to fix regression if all directories are absolute. 

diff --git a/setup.py b/setup.py
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,8 @@
     for i, path in enumerate(dirlist):
         if not os.path.isabs(path):
             dirlist.insert(i + 1, dir)
-            break
+            return
+    dirlist.insert(0, dir)