auto save

diy2.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 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")
+        i-=1
         if name == username and password == userpassword:
         if name == username and password == userpassword:
-        print("登录成功!")
-    print("用户名和密码错误!请重新输入")
+            print("")
+            break
+        if userpassword != password:
+            print("错误!请重新输入")
+            print("你还有"+str(i)+"次机会")
+            continue
+        if name != username:
+            print("密码错误!请重新输入")
+            print("你还有"+str(i)+"次机会")
+    else:
+        print("账户锁定！")
+        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