Python IRC客户端：从头开始编写或为现有框架编写插件？

For our company I'd like to have a Python based IRC bot which checks whether the websites of our clients are still up and running. More specific: I want to list a number of URL which should be visited every, say, 15 minutes. If it fails, the URL should be checked again after 5 minutes. If retrieving the URL still doesn't result in an HTTP status code 200, it should echo the failing URL in the channel so we can investigate it.For our company I'd like to have a Python based