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
-    elif name != username and password == userpassword:
+        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")
-    elif name == username and password != userpassword:
+            continue
+        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("用户密码名错误!")
+    else :
+        print("你的账户被锁定，请带身份证来我司解锁")
+        exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file