save project

diy2.py

+i=3
 username = "123"
 username = "123"
 userpassword = "12345"
 userpassword = "12345"
 while True:
 while True:
+    if i>0    
         name = input("请输入用户名:")
         name = input("请输入用户名:")
         password = input("请输入密码:")
         password = input("请输入密码:")
+        i-=1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
             print("登录成功!")
             print("登录成功!")
             break
             break
@@ -11,4 +14,5 @@ while True:
             continue
             continue
         if password != userpassword:
         if password != userpassword:
             print("密码错误，请重新输入！")
             print("密码错误，请重新输入！")
+    else:
 print('加载中,请稍等...')
 print('加载中,请稍等...')