save project

diy1.py

+i=3
 username="python"
 userpassword="000123451"
 while  True:
@@ -9,6 +10,7 @@ while  True:
             print("登录成功")   
             break
         elif name!=username:
+            print("你还有"+str(i)+"次登录机会")
             print("用户名错误")
         else:
             print("密码错误，一万个小时再来")