save project

diy2.py

@@ -2,7 +2,7 @@ username = "python"
 userpassword = "123456"
 i = 3
 while True:
-    if i>0
+    if i>0:
         name = input("请输入用户名:")
         if name != username:
             print("用户名不存在，请重新输入！")