> I wonder if that's going to be the situation with 'six' - is it a runtime library, or more of a 'build' tool, to transpile from 3 to 2? It's a runtime librar

> I wonder if that's going to be the situation with 'six' - is it a runtime library, or more of a 'build' tool, to transpile from 3 to 2? It's a runtime library. [2to3] is in the stdlib and transpiles. > To answer some of your questions: That whole paragraph could be put at the top of the file in a triple-quote. It explains what the file is for pretty nicely. If you end up using argparse it could be in the description :) I'm glad I could help somehow. Have a nice easter! [2to3]: https://docs.python.org/3/library/2to3.html https://docs.python.org/3/library/2to3.html