Comment 2 for bug 1563565

I applied this as a quick test, seems to be working, the swift graph is back:

=== modified file 'landscape/monitor/swiftusage.py'
--- landscape/monitor/swiftusage.py 2014-05-20 13:12:48 +0000
+++ landscape/monitor/swiftusage.py 2016-03-29 22:45:38 +0000
@@ -118,7 +118,9 @@

         scout = Scout("diskusage")
         # Perform the actual call
- _, disk_usage, code = scout.scout(host)
+ scout_result = scout.scout(host)
+ disk_usage = scout_result[1]
+ code = scout_result[2]
         if code == 200:
             return disk_usage

@@ -130,7 +132,7 @@
             if not usage["mounted"]:
                 continue

- device = usage["device"]
+ device = usage["device"].encode("utf-8")
             devices.add(device)

             step_values = []