save project

diy2.py

@@ -9,6 +9,7 @@ while True:
         if name == username and password == userpassword:
             print("登录成功!")
         if name!=username:
+            print("温馨提示您还有"+str(i)+"次机会")
             print("用户名错误:")
             continue
         if password!=userpassword: