By default polls every 30 minutes. Configurable. For more information about err you can find it here: https://github.com/gbin/err
Installation
If you have the admin rights on an err chatbot simply use
!install err-rssfeed
in order to install the plugin. Then !help to see the available commands and their explanation.
Dependencies
pip install feedparser pip install beautifulsoup
In case of Python 3, you need a slightly different name.
pip install beautifulsoup4