diff --git a/swh/lister/launchpad/tasks.py b/swh/lister/launchpad/tasks.py
index 228e2e8..2ee9888 100644
--- a/swh/lister/launchpad/tasks.py
+++ b/swh/lister/launchpad/tasks.py
@@ -1,35 +1,34 @@
-# Copyright (C) 2017-2020 the Software Heritage developers
+# Copyright (C) 2017-2020  The Software Heritage developers
+# See the AUTHORS file at the top-level directory of this distribution
 # License: GNU General Public License version 3, or any later version
 # See top-level LICENSE file for more information
 
-# import random
-
 from celery import shared_task
 
 from .lister import LaunchpadLister
 
 
 @shared_task(name=__name__ + ".IncrementalLaunchpadLister")
 def list_launchpad_incremental(threshold, **lister_args):
     """Incremental update
     """
     lister = LaunchpadLister(**lister_args)
     return lister.run(max_bound=threshold)
 
 
 @shared_task(name=__name__ + ".FullLaunchpadLister", bind=True)
 def list_launchpad_full(self, **lister_args):
     """Full update of Launchpad
     """
     self.log.debug("%s OK, spawned full task" % (self.name))
     return list_launchpad_incremental(threshold=None, **lister_args)
 
 
 @shared_task(name=__name__ + ".NewLaunchpadLister", bind=True)
 def list_launchpad_new(self, **lister_args):
     """Update new entries of Launchpad
     """
     lister = LaunchpadLister(**lister_args)
     threshold = lister.db_last_threshold()
     self.log.debug("%s OK, spawned new task" % (self.name))
     return list_launchpad_incremental(threshold=threshold, **lister_args)