How to Install and Configure Odoo 12 using Pycharm in Ubuntu 18.04?

Detailed guidance to install and configure Odoo 12 for Development
using PyCharm in Ubuntu 18.04

::: Odoo source code download link:

::: https://nightly.odoo.com/12.0/nightly...

::: Script to install python and other tools:

::: $ sudo apt install git python3 python3-pip build-essential wget python3-dev python3-venv python3-wheel libxslt-dev libzip-dev libldap2-dev libsasl2-dev python3-setuptools node-less