Apparently we don't need to escape service name.
tree395e32d84fcf827dbb932d22f586e837bc2e1200
-rw-r--r-- 3807 connection_watcher.py
-rwxr-xr-x 5989 dtube-test.py
-rw-r--r-- 108 org.gnome.Empathy.DTubeHandler.be.staz.DTubetest