sudo java -jar jython-installer-2.7-b1.jar sudo ln -s /usr/share/jython2.7b1/jython /usr/bin/jython
$ jython -V
Jython 2.7b1
jyson
次のようなメッセージに対する対策Arch Linux
*sys-package-mgr*: can't write cache file for sudo chmod -R 777 /usr/share/jython2.7a2/cachedir
/usr/share/doc/jython/README.ArchLinux
~/.jython
python.cachedir=/home/USERNAME/.jythoncachedir