Install Python on macOS

Install Python and verify if it is working.

1. Download and install the latest version of Python for Mac OS X from the Python downloads page.
2. Use the following commands to install pip:

   $ curl -O https://bootstrap.pypa.io/get-pip.py

   $ python3 get-pip.py --user

3. Use the following commands to verify that Python and pip are correctly installed:

   python3 --version

   pip3 --version