How to download and setup etree
Open terminal and run command
git clone https://github.com/beevik/etree.git
git clone is used to create a copy or clone of etree repositories.
You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with etree https://github.com/beevik/etree/archive/master.zip
Or simply clone etree with SSH
[email protected]:beevik/etree.git