Installing the Frappe Bench
Easiest way to setup frappe on a Unix Like system is to use frappe-bench. Read the detailed instructions on how to install using Frappe Bench.
With Frappe Bench you will be able to setup and host multiple applications and sites and it will also setup a Python Virtualenv so that you can have an isolated environment to run your applications (and will not have version conflict with other development environments).
The bench command line tool will also be installed that will help you in development and management of the installation.