install python 2.7 on debian 6

install_pytho27.sh

#!/bin/sh
mkdir ~/down/
cd ~/down/
sudo apt-get install build-essential
wget http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tgz
tar -xzf Python-2.7.3.tgz
cd Python-2.7.3
sudo apt-get install libsqlite3-dev zlib1g-dev libncurses5-dev
sudo apt-get install libgdbm-dev libbz2-dev libreadline5-dev
sudo apt-get install libssl-dev libdb-dev
#tk8.4-dev
./configure --prefix=/opt/python27 --enable-shared
make
sudo make install

echo "/opt/python27/lib" | sudo tee -a /etc/ld.so.conf.d/python27.conf
sudo ldconfig

cd ~/down/
wget http://peak.telecommunity.com/dist/ez_setup.py
sudo /opt/python27/bin/python ez_setup.py
sudo /opt/python27/bin/
sudo /opt/python27/bin/easy_install-2.7 virtualenv
/opt/python27/bin/virtualenv  ~/env

cat >> ~/.profile <<DELIM
if [ -d "\$HOME/env/bin" ] ; then
    PATH="\$HOME/env/bin:\$PATH"
fi
DELIM

source ~/.profile

#echo follow to ~/.profile
#if [ -d "$HOME/env/bin" ] ; then
#    PATH="$HOME/env/bin:$PATH"
#fi
#export PATH="$HOME/env/bin:$PATH"


echo 'we are done....'