+
+ def get_friends(self):
+ return self._friends[:]
+
+ def is_on_friend(self, x, y):
+ return (x, y) in [x.game_pos for x in self.friends]
+
+ def remove_friend(self, x, y):
+ for friend in self.friends[:]:
+ if friend.game_pos == (x, y):
+ self.friends.remove(friend)
+ return friend
+ return None
+
+ def is_exit(self, x, y):
+ return self.exit and (x, y) == tuple(self.exit["pos"])
+
+ def get_exit_level(self):
+ return self.exit["next level"]