In Python packaged projects where I work, I used to add a make register command for create a new version of my package. This launch a script I wrote which make the following things:

1. Get the version number written in package
2. Create a git tag
3. Push the tag to the upstream
4. Create a package
5. Upload ...

Make a Wikipedia bot is one of the first thing I made in Python. I used to make toolbox, categories and tasks for sort articles. There are a lot of client library for use MediaWiki API, more than 20, and my goal wasn't really to use MediaWiki API but more to read and write ...