Restored retry logic in mpd backend

platypush/backend/music/mpd/__init__.py

@@ -50,6 +50,9 @@ class MusicMpdBackend(Backend):
         plugin = None
 
         while not self.should_stop():
+            success = False
+
+            while not success:
                 try:
                     plugin = get_plugin('music.mpd')
                     if not plugin:
@@ -62,6 +65,7 @@ class MusicMpdBackend(Backend):
                     track = plugin.currentsong().output
                     state = status['state'].lower()
                     playlist = status['playlist']
+                    success = True
                 except StopIteration:
                     pass
                 except Exception as e: