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amoretspero/ubuntu_python_upgrade.sh

Created August 9, 2020 10:41
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Upgrade python version on ubuntu (>= 18.04)
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ubuntu_python_upgrade.sh
# 0. Get official distribution. Substitue 'x' with desired version.
sudo apt-get install python3.x
# 1. Get all installed python3 distributions
ls -alh /usr/bin | grep python3
# 2. Add installed python3 version to update-alternatives
sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.x
# 3. Configure update-alternatives.
sudo update-alternatives --config python3
# 4. If using virtualenv, update its python version
python3 -m virtualenv -p python3.x <your_virtualenv_name>
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