save project

diy2.py

 username = "python"
 userpassword = "123456"
+i=3 
 while True:
     name = input("请输入用户名:")
     password = input("请输入密码:")
@@ -7,9 +8,15 @@ while True:
         print("登录成功!")
     if name != username and password == userpassword: 
         print("用户名错误")
+        i-=i
+        if i==0:
+            print("滚")
         continue
     if name == username and password != userpassword: 
         print("密码错误")
+        i-=i
+        if i==0:
+            print("滚")
     if name == username and password == userpassword:
         print("登录成功!")   
         break