The latest 2.x version available is 2.6.5.
1. Add ppa:pythoneers/lts PPA
2. sudo apt-get install python2.7
To add some more packages use eggs. E.g. download
http://pypi.python.org/packages/2.7/s/setuptools/setuptools-0.6c11-py2.7.egg
and
sudo sh setuptools-0.6c11-py2.7.egg
