I'm a consultant Python developer helping teams to solve a variety of problems ranging from fighting fake news with ML to scaling sites for Google.
Contributor to Open Source.
Blogger at nick.sarbicki.com.
Admin of the Python Slack workspace (pyslackers.com).
Mutability is a common GOTCHA for new pythonistas. So where is it a good idea to use mutability? And more importantly where is it a bad idea?