marked attributes of a few classes as protected

pocket_friends/elements/surface.py

@@ -29,17 +29,18 @@ class GameSurface(pygame.Surface):
             game_fps: How many frames per second the game will run at.
         """
         super().__init__(game_res, pygame.SRCALPHA)
-        self.running = True
+        self.running = True  # Surfaces should be running by default
         self.next_surface = None
         self.resource_dir = resources_dir
-        self._clock = pygame.time.Clock()
         self.game_fps = game_fps
-        self._input_handler = InputHandler(self._clock)
         self.additional_args = {}
         self.dev_override = False
 
-        self.bg = pygame.image.load(self.resource_dir + '/images/bg.png').convert_alpha()
-        self.sprites = pygame.sprite.Group()
+        self.background = pygame.image.load(self.resource_dir + '/images/bg.png').convert_alpha()
+
+        self._clock = pygame.time.Clock()
+        self._input_handler = InputHandler(self._clock)
+        self._sprites = pygame.sprite.Group()
 
     def preprocess(self):
         """
@@ -47,12 +48,11 @@ class GameSurface(pygame.Surface):
         """
         self._clock.tick(self.game_fps)
 
-        self.blit(self.bg, (0, 0))
-        self.sprites.update()
-        self.sprites.draw(self)
+        self.blit(self.background, (0, 0))
+        self._sprites.update()
+        self._sprites.draw(self)
 
         self._input_handler.update()
         if self._input_handler.dev_found:
-            self.next_surface = 'dev_menu'
             self.dev_override = True
             self.running = False