- https://www.iterm2.com/iterm2:
- homebrew: https://brew.sh/
- python3: brew update && brew install python 3
- https://ngrok.com/
confirm you see this:
~ which python
/usr/local/bin/python
~ python --version
Python 2.7.16
~ which python3
/usr/local/bin/python3
~ python3 --version
Python 3.7.4