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

I was able to just go to https://www.python.org/downloads/mac-osx/ and download the latest python. It installed along side current python in my system.