save project

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
+i=3
 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;
             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")
+                continue
             if name!=username:
             if name!=username:
                 print("用户名错误 请重新输入")
                 print("用户名错误 请重新输入")
+    else: 
+        print("你的账号被锁定了，请带身份证到我市解锁")
+        exit()
+