X-Git-Url: https://git.kaliko.me/?a=blobdiff_plain;f=sima%2Flib%2Fplugin.py;h=a5db626ef73fa95b2f2130492278ac44978b574d;hb=b93b19e230fd0753d190f3107da50b78c719bf7f;hp=37ce214aa24be30bffc7ea259e57040eb05d447b;hpb=c806cb3dbeee61c9c4d023f75a862a33d32ef026;p=mpd-sima.git

diff --git a/sima/lib/plugin.py b/sima/lib/plugin.py
index 37ce214..a5db626 100644
--- a/sima/lib/plugin.py
+++ b/sima/lib/plugin.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-# Copyright (c) 2013-2015, 2020 kaliko <kaliko@azylum.org>
+# Copyright (c) 2013-2015, 2020-2021 kaliko <kaliko@azylum.org>
 #
 #  This file is part of sima
 #
@@ -82,50 +82,42 @@ class Plugin:
         Called when the daemon().run() is called and
         right after the player has connected successfully.
         """
-        pass
 
     def callback_player(self):
         """
         Called on player changes, stopped, paused, skipped
         """
-        pass
 
     def callback_player_database(self):
         """
         Called on player music library changes
         """
-        pass
 
     def callback_playlist(self):
         """
         Called on playlist changes
         Not returning data
         """
-        pass
 
     def callback_next_song(self):
         """
         Could be use to scrobble, maintain an history…
         Not returning data,
         """
-        pass
 
     def callback_need_track(self):
         """
         Returns a list of Track objects to add
         """
-        pass
 
     def callback_need_track_fb(self):
         """
         Called when callback_need_track failled to find tracks to queue
         Returns a list of Track objects to add
         """
-        pass
 
     def shutdown(self):
         """Called on application shutdown"""
-        pass
 
 
 class AdvancedPlugin(Plugin):
@@ -165,12 +157,12 @@ class AdvancedPlugin(Plugin):
 
         :param {Artist} alist: Artist objects list/container
         """
-        queued_artist = MetaContainer([Artist(_.artist) for _ in self.player.queue])
+        queued_artist = MetaContainer([Artist(_.artist) for _ in
+                                       self.player.queue if _.artist])
         not_queued_artist = alist - queued_artist
         duration = self.main_conf.getint('sima', 'history_duration')
         hist = []
-        for art in self.sdb.get_artists_history(alist,
-                                                duration=duration):
+        for art in self.sdb.get_artists_history(alist, duration=duration):
             if art not in hist:
                 if art not in queued_artist:
                     hist.insert(0, art)