Initially you need to install some dependencies
sudo apt-get install build-essential sudo apt-get install libreadline-gplv2-dev libncursesw5-dev libssl-dev libsqlite3-dev tk-dev libgdbm-dev libc6-dev libbz2-dev
Then you can download python using the following command
cd ~/Downloads/ wget http://python.org/ftp/python/2.7.5/Python-2.7.5.tgz
Then Extract and go to the dirctory
tar -xvf Python-2.7.5.tgz cd Python-2.7.5
Now, you can install python using the following command
./configure make sudo make install
done.
