save project

diy2.py

+i =3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    elif name!=username
-        print("用户名不存在,请重新输入!")
-    else:  
-        print("密码输入错误,请重新输入")   
+    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!")
+            break
+        elif name!=username
+            print("用户名不存在,请重新输入!")
+        else:  
+            print("密码输入错误,请重新输入")
+    else:
+        print("你的账号已锁定,请一个小时以后再来")
+        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