1. Install dependencies

sudo apt-get install build-essential checkinstall
sudo apt-get install libreadline-gplv2-dev libncursesw5-dev libssl-dev libsqlite3-dev tk-dev libgdbm-dev libc6-dev libbz2-dev

2. Download python

cd ~/Downloads/
wget http://python.org/ftp/python/2.7.5/Python-2.7.5.tgz

3. Extract download

tar -xvf Python-2.7.5.tgz

4. Install python

cd Python-2.7.5
./configure
make
sudo checkinstall