experimenting with travis

src/ZEO/tests/testZEO.py

@@ -1491,7 +1491,7 @@ def can_use_empty_string_for_local_host_on_client():
     """We should be able to spell localhost with ''.
 
     >>> (_, port), _ = start_server()
-    >>> conn = ZEO.connection(('', port))
+    >>> conn = ZEO.connection(('localhost', port))
     >>> conn.root()
     {}
     >>> conn.root.x = 1