Bugtracker: Guard against assignee data being private on Launchpad.

Bugtracker/__init__.py

@@ -23,7 +23,7 @@ import supybot
 import supybot.world as world
 from importlib import reload
 
-__version__ = "5.2.0"
+__version__ = "5.3.0"
 __author__ = supybot.Author("Krytarik Raido", "krytarik", "krytarik@gmail.com")
 __contributors__ = {
     supybot.Author("Dennis Kaarsemaker", "Seveas", "dennis@kaarsemaker.net"): ['Original Author'],

Bugtracker/trackers.py

@@ -294,7 +294,11 @@ class Launchpad(IBugtracker):
                 taskdata = tasks[0]
 
             if taskdata.assignee:
+                # In case assignee data is private
+                try:
                     assignee = taskdata.assignee.display_name
+                except:
+                    assignee = ''
             else:
                 assignee = ''