Skip invalid color

apps/media_lights_sync/media_lights_sync.py

@@ -70,7 +70,7 @@ def change_lights_color(self, entity, attribute, old_url, new_url, kwargs):
             self.media_player_callbacks[entity] = current_pictures
             for i in range(len(self.lights)):
                 color = self.get_saturated_color(rgb_colors[i]) if self.use_saturated_colors else rgb_colors[i]
-                if color == [0, 0, 0]:
+                if color == [0, 0, 0] or len(color) == 0:
                     self.log("Skipped black color for '{entity}' light".format(entity=self.lights[i]))
                     continue
                 self.set_light("on", self.lights[i], color=color, brightness=self.brightness, transition=self.transition)