Python 2.7.3 altinstall script for CentOS 5

python273_install.sh

#!/bin/bash

#---------------------------------------#
# Python 2.7.3 Install on CentOS 5      #
# https://gist.github.com/timss/5122008 #
#                                       #
# Installs to /usr/local/{bin,lib}      #
# Seperate from system default          #
# /usr/bin/python(2.4)                  #
#---------------------------------------#

# Exit install script if any command fails
set -e

# Require root privileges
if [[ $EUID -ne 0 ]]; then
    echo "This script must be run as root."
    exit 1
fi

# Continue confirmation + warning
echo -e \
"This script will install Python2.7.3 on CentOS 5.x
Files will be (alt)installed to /usr/local/{bin,lib},
seperate from system default /usr/bin/python(2.4)\n
Affected files are (which you might want to backup): /etc/ld.so.conf\n"

read -p "Continue? [y/N]: "

# Could've done ${REPLY,,} but CentOS has a very outdated bash (2005)
if [[ !(${REPLY} =~ ^(y|Y)$) ]]; then 
    echo -e "Quitting..."
    exit 0
fi

# Install required packages for compilation
yum groupinstall "Development tools"
yum install {zlib,bzip2,openssl,ncurses,sqlite}-devel

# Download Python 2.7.3 source code
cd /tmp
mkdir python273
cd python273
wget http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tar.bz2
tar -xf Python-2.7.3.tar.bz2
cd Python-2.7.3

# Patch for _sqlite module - http://bugs.python.org/issue14572
curl http://bugs.python.org/file25647/sqlite3_int64_v2.patch | patch -p1 

# Configure with shared libraries, used by mod_wsgi
./configure --prefix=/usr/local --enable-shared

# Compile and install
make
make altinstall # *NOT* install, very important!

# Fix path to shared lib - http://stackoverflow.com/a/7880519/1076493
echo "/usr/local/lib" >> /etc/ld.so.conf
ldconfig

# Install distribute - http://stackoverflow.com/a/10538341/1076493
wget http://python-distribute.org/distribute_setup.py
python2.7 distribute_setup.py

# Install pip, because easy_install is deprecated
# http://trizpug.org/Members/cbc/wyntkap/img/pip_distribute.png
easy_install-2.7 pip # delete?

# Install virtualenv and other interesting packages
# will be added to /usr/local/bin/
pip install virtualenv yolk bpython

# Clean up
rm -rf /tmp/python273

# Done!
echo "Installation of Python 2.7.3 Done!"

python273_install_intranet.sh

#!/bin/bash

#---------------------------------------#
# Python 2.7.3 Install on CentOS 5      #
# https://gist.github.com/timss/5122008 #
#                                       #
# Alternative version used for intranet #
# that has a local repo mirror          #
#                                       #
# Installs to /usr/local/{bin,lib}      #
# Seperate from system default          #
# /usr/bin/python(2.4)                  #
#                                       #
# Requires this in /tmp/python273/      #
# - Python-2.7.3.tar.bz2                #
# - sqlite3_int64_v2.patch              #
# - distribute-*.tar.gz                 #
# - pip-*.tar.gz                        # 
# - virtualenv-*.tar.gz                 #
#---------------------------------------#

# Exit install script if any command fails
set -e

# Require root privileges
if [[ $EUID -ne 0 ]]; then
    echo "This script must be run as root."
    exit 1
fi

# Continue confirmation + warning
echo -e \
"This script will install Python2.7.3 on CentOS 5.x
Files will be (alt)installed to /usr/local/{bin,lib},
seperate from system default /usr/bin/python(2.4)\n
Affected files are (which you might want to backup): /etc/ld.so.conf\n"

read -p "Continue? [y/N]: "

# Could've done ${REPLY,,} but CentOS has a very outdated bash (2005)
if [[ !(${REPLY} =~ ^(y|Y)$) ]]; then 
    echo -e "Quitting..."
    exit 0
fi

# Install required packages for compilation
yum groupinstall "Development tools"
yum install {zlib,bzip2,openssl,ncurses,sqlite}-devel

# Ready for compilation
cd /tmp/python273
tar -xf Python-2.7.3.tar.bz2
cd Python-2.7.3

# Patch for _sqlite module - http://bugs.python.org/issue14572
cat ../sqlite3_int64_v2.patch | patch -p1

# Configure with shared libraries, used by mod_wsgi
./configure --prefix=/usr/local --enable-shared

# Compile and install
make
make altinstall # *NOT* install, very important!

# Fix path to shared lib - http://stackoverflow.com/a/7880519/1076493
echo "/usr/local/lib" >> /etc/ld.so.conf
/sbin/ldconfig

# Install distribute - http://stackoverflow.com/a/10538341/1076493
cd /tmp/python273
tar -xzvf distribute-*.tar.gz
/usr/local/bin/python2.7 distribute-*/setup.py install

# Install pip, because easy_install is deprecated
# http://trizpug.org/Members/cbc/wyntkap/img/pip_distribute.png
/usr/local/bin/easy_install-2.7 pip-*.tar.gz

# Install virtualenv, will be added to /usr/local/bin/
/usr/local/bin/pip install virtualenv-*.tar.gz

# Clean up
rm -rf /tmp/python273

# Done!
echo "Installation of Python 2.7.3 Done!"