How can I use Homebrew to install both Python 2 and 3 on Mac?

Question

I need to be able to switch back and forth between Python 2 and 3. How do I do that using Homebrew as I don\'t want to mess with path and get into trouble. Right now I have

Answer 1

Alternatively, you probably can just enter "python3" to run your most current version of python3.x and "python" or "python2" to run the latest installed 2.x version.