Mickaël Thomas created this command-line tool which makes it easy for you to use Ge.tt through your shell. You can find his source and join him in the project on his bitbucket page.
To get python3 OSX or Windows, go here.
To get in Linux, run: sudo apt-get install python3
List all commands: gett --help
List shares: gett --list
Upload files to a new share: gett img1.jpg somedoc.txt
Uploads files to a specific share: gett http://ge.tt/a1b2c3 img1.jpg somedoc.txt