From 86615a66d53ba7a1f9969ef2b8329fccecb986d8 Mon Sep 17 00:00:00 2001
From: 206530230 <1375258642@qq.com>
Date: Mon, 21 Jun 2021 21:13:59 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20'alien.py'?=
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---
 alien.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/alien.py b/alien.py
index 541ef39..bd12f5e 100644
--- a/alien.py
+++ b/alien.py
@@ -36,4 +36,5 @@ class Alien(Sprite):
 
     def update(self):
         """向左或右移动外星人"""
-        self.x += (self.ai_settings.alien_speed_factor *
\ No newline at end of file
+        self.x += (self.ai_settings.alien_speed_factor *
+        self.ai_settings.fleet_direction)
\ No newline at end of file