Measuring things using the metric system is great for us scientists, but when you call your grandmother this weekend (you do call your grandmother every weekend don't you?) you'd like to tell her that ...

This post explains how to use a Python function call, how to pass variables, and how to use these features to build powerful, flexible programs.

Im guessing this is built into the language, but I can't seem to find anything on it, and I'm just trying to get it done, so here I am to ask. Have a nested array that my function is returning ...