To install Python 37, run the command below; if it is installed, you can skip this step.
pkg install python37
To install the Pip package installer, recommended by the PyPA, simply run the command below
pkg install py37-pip
The command above will install Pip for Python 3.7.
Now you can install packages by running
pip install , for example:
pip install flask
I compiled a list of software and services that I use to improve my workflow, here is the link to the list.