更新 'alien.py'

2021-06-20 20:44:57 +08:00 · 2021-06-20 20:44:57 +08:00 · 460d21a05c
parent 78b1b300ef
commit 460d21a05c
1 changed files with 2 additions and 0 deletions
--- a/alien.py
+++ b/alien.py
@ -30,4 +30,6 @@ class Alien(Sprite):
        """如果外星人位于屏幕边缘，就返回True"""
        screen_rect = self.screen.get_rect()
        if self.rect.right >= screen_rect.right:
+            return True
+        elif self.rect.left <= 0:
            return True