ubuntutools/lp/lpapicache.py:

* Make PersonTeam.getMe() a class property (PersonTeam.me).
ubuntutools/requestsync/lp.py, ubuntu-build:
* Update for the above mentioned change.

ubuntu-build

@@ -145,7 +145,7 @@ if not options.batch:
 
 	# Operations that are remaining may only be done by Ubuntu developers (retry)
 	# or buildd admins (rescore). Check if the proper permissions are in place.
-	me = PersonTeam.getMe()
+	me = PersonTeam.me
 	if op == "rescore": necessaryPrivs = me.isLpTeamMember('launchpad-buildd-admins')
 	if op == "retry": necessaryPrivs = me.canUploadPackage(
 		ubuntu_archive, distroseries, sources.getPackageName(), sources.getComponent())
@@ -216,7 +216,7 @@ if release and '-' in release:
 		sys.exit(1)
 
 ubuntu_archive = Distribution('ubuntu').getArchive()
-me = PersonTeam.getMe()
+me = PersonTeam.me
 
 # Check permisions (part 1): Rescoring can only be done by buildd admins
 can_rescore = options.priority and me.isLpTeamMember('launchpad-buildd-admins') or False

ubuntutools/lp/lpapicache.py

@@ -73,7 +73,7 @@ class MetaWrapper(type):
 	def __init__(cls, name, bases, attrd):
 		super(MetaWrapper, cls).__init__(name, bases, attrd)
 		if 'resource_type' not in attrd:
-			raise TypeError('Class needs an associated resource type')
+			raise TypeError('Class "%s" needs an associated resource type' % name)
 		cls._cache = dict()
 
 
@@ -367,17 +367,34 @@ class SourcePackagePublishingHistory(BaseWrapper):
 			self.getPackageName(), '\n'.join(res))
 
 
+class MetaPersonTeam(MetaWrapper):
+    @property
+    def me(cls):
+        '''The PersonTeam object of the currently authenticated LP user or
+        None when anonymously logged in.
+        '''
+        if '_me' not in cls.__dict__:
+            try:
+                cls._me = PersonTeam(Launchpad.me)
+            except HTTPError, error:
+                if error.response.status == 401:
+                    # Anonymous login
+                    cls._me  = None
+                else:
+                    raise
+        return cls._me
+
 class PersonTeam(BaseWrapper):
 	'''
 	Wrapper class around a LP person or team object.
 	'''
+        __metaclass__ = MetaPersonTeam
+
 	resource_type = (
             lookup_service_root(service) + 'beta/#person',
             lookup_service_root(service) + 'beta/#team',
             )
 
-	_me = None # the PersonTeam object of the currently authenticated LP user
-
 	def __init__(self, *args):
 		# Don't share _upload_{pkg,comp} between different PersonTeams
 		if '_upload_pkg' not in self.__dict__:
@@ -403,15 +420,6 @@ class PersonTeam(BaseWrapper):
 			cached = PersonTeam(Launchpad.people[person_or_team])
 		return cached
 
-	@classmethod
-	def getMe(cls):
-		'''
-		Returns a PersonTeam object of the currently authenticated LP user.
-		'''
-		if not cls._me:
-			cls._me = PersonTeam(Launchpad.me)
-		return cls._me
-
 	def isLpTeamMember(self, team):
 		'''
 		Checks if the user is a member of a certain team on Launchpad.

ubuntutools/requestsync/lp.py

@@ -52,7 +52,7 @@ def needSponsorship(name, component, release):
 	archive = Distribution('ubuntu').getArchive()
         distroseries = Distribution('ubuntu').getSeries(release)
 
-	need_sponsor = not PersonTeam.getMe().canUploadPackage(archive, distroseries, name, component)
+	need_sponsor = not PersonTeam.me.canUploadPackage(archive, distroseries, name, component)
 	if need_sponsor:
 		print '''You are not able to upload this package directly to Ubuntu.
 Your sync request shall require an approval by a member of the appropriate
@@ -105,7 +105,7 @@ def postBug(srcpkg, subscribe, status, bugtitle, bugtext):
 	# newly created bugreports have only one task
 	task = bug.bug_tasks[0]
 	# only members of ubuntu-bugcontrol can set importance
-	if PersonTeam.getMe().isLpTeamMember('ubuntu-bugcontrol'):
+	if PersonTeam.me.isLpTeamMember('ubuntu-bugcontrol'):
 		task.importance = 'Wishlist'
 	task.status = status
 	task.lp_save()