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Python installation
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#!/usr/bin/env bash | |
# | |
# This script is for installing python 3.x.x | |
# | |
# Copyright (c) 2021 itheo.tech | |
# MIT License | |
# Permission is hereby granted, free of charge, to any person obtaining a copy | |
# of this software and associated documentation files (the "Software"), to deal | |
# in the Software without restriction, including without limitation the rights | |
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
# copies of the Software, and to permit persons to whom the Software is | |
# furnished to do so, subject to the following conditions: | |
# | |
# The above copyright notice and this permission notice shall be included in all | |
# copies or substantial portions of the Software. | |
# | |
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
# SOFTWARE. | |
# | |
# Run this by | |
# sudo bash python.sh 3.11.0 | |
# or via github by | |
# wget -qO - https://gist.githubusercontent.com/524c/ac1bda4e2f6a7d68a1b7d523066aa3bf/raw/3df1b30d2518fdca2dd55df4a73b21cd7fcd32a8/python.sh | sudo bash -s 3.10.2 | |
install_python () { | |
new_version="$1" | |
py_main_version=${new_version::-2} | |
file="Python-${new_version}.tar.xz" | |
url="https://www.python.org/ftp/python/${new_version}/${file}" | |
old_version=$(python -c 'import platform; print(platform.python_version())') | |
if [ "$(printf '%s\n' "$new_version" "$old_version" | sort -V | head -n1)" = "$new_version" ]; then | |
echo "You are trying to install an older version than your current version!" | |
echo "Exiting this script!" | |
exit 0 | |
fi | |
echo "Your current Python version is: ${old_version}" | |
echo "Updating system" | |
apt -qq update < /dev/null | |
echo "Installing system essentials" | |
apt -qq install wget build-essential checkinstall < /dev/null | |
echo "Installing Python essentials" | |
apt -qq install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev libsqlite3-dev wget libbz2-dev < /dev/null | |
echo "Downloading Python ${new_version}" | |
wget ${url} | |
echo "Decompressing file" | |
tar -Jxf ${file} < /dev/null | |
cd Python-${new_version} | |
echo "Prepare the source for the installation" | |
./configure --enable-optimizations --enable-loadable-sqlite-extensions --prefix=/usr < /dev/null | |
make -j4 < /dev/null | |
echo $("Install the new Python version " $new_version) | |
make altinstall < /dev/null | |
echo "Let's cleanup!" | |
cd .. | |
rm -r ${Python-$new_version} | |
rm -rf ${file} | |
new_python_version=$(python -c 'import platform; print(platform.python_version())') | |
if [ $old_python_version = $new_version ]; then | |
echo "Version okay!" | |
else | |
echo "Okay, let's try to get your new installed to be the default!" | |
update-alternatives --install /usr/bin/python python /usr/bin/python${py_main_version} 1 | |
fi | |
echo "Let's install PIP" | |
apt -qq install python3-pip < /dev/null | |
clear | |
echo "All Done!" | |
echo "Your new Python version should be ${new_version}" | |
echo "You can check this yourself by 'python --version'" | |
echo "It might be a good idea to update pip with : 'python pip install --upgrade pip'" | |
echo "" | |
echo "Do not forget to give me a tip/donation for my hard :-) work!" | |
echo "https://itheo.tech/donate" | |
echo "" | |
echo "Any questions?" | |
echo "Visit my site and contact me on my contact page https://itheo.tech/contact" | |
echo "" | |
echo "Have Fun!" | |
} | |
if [ -z "$1" ]; then | |
echo "Sorry you did not provide a version number. (eg. 3.10.2)" | |
echo "bash python.sh 3.10.2" | |
else | |
install_python $1 | |
fi |
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