save project

diy1.py

@@ -2,12 +2,12 @@ i=3
 username = "python" 
 userpassword = "123456"
 while True:
-    if i>0    
+    if i>0:    
         name=input("请输入用户名:")
         password=input("请输入密码:")
         i-=1
         if name == username and password == userpassword:
-         print("登录成功")
+            print("登录成功")
             break
         if name != username:
             print("用户名不存在!请重新输入！")