flake8: Fix warnings

One warning was left unresolved, to not conflict with PR #3.

mopidy_touchscreen/graphic_utils/list_view.py

@@ -87,7 +87,8 @@ class ListView():
                             self.move_to(direction)
                     else:
                         return int(key)
-        elif touch_event.type == InputManager.key and self.selected is not None:
+        elif (touch_event.type == InputManager.key and
+                self.selected is not None):
             if touch_event.direction == InputManager.enter:
                 if self.selected is not None:
                     return self.selected

mopidy_touchscreen/touch_screen.py

@@ -25,18 +25,19 @@ class TouchScreen(pykka.ThreadingActor, core.CoreListener):
         self.fullscreen = config['touchscreen']['fullscreen']
         self.screen_size = (config['touchscreen']['screen_width'],
                             config['touchscreen']['screen_height'])
-        
+
         if config['touchscreen']['sdl_fbdev'].lower() != "none":
             os.environ["SDL_FBDEV"] = config['touchscreen']['sdl_fbdev']
         if config['touchscreen']['sdl_mousdrv'].lower() != "none":
-            os.environ["SDL_MOUSEDRV"] = config['touchscreen'][
-            'sdl_mousdrv']
+            os.environ["SDL_MOUSEDRV"] = (
+                config['touchscreen']['sdl_mousdrv'])
 
         if config['touchscreen']['sdl_mousedev'].lower() != "none":
             os.environ["SDL_MOUSEDEV"] = config['touchscreen']['sdl_mousedev']
 
         if config['touchscreen']['sdl_audiodriver'].lower() != "none":
-            os.environ["SDL_AUDIODRIVER"] = config['touchscreen']['sdl_audiodriver']
+            os.environ["SDL_AUDIODRIVER"] = (
+                config['touchscreen']['sdl_audiodriver'])
 
         os.environ["SDL_PATH_DSP"] = config['touchscreen']['sdl_path_dsp']
         pygame.init()