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Ningensei848/install_python.sh

Created March 14, 2020 08:41
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Install python (3.8.2) on ubuntu
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install_python.sh
echo "Install Python3.8.2 (cf. https://www.python.jp/install/ubuntu/index.html)"
echo "How to use: 'sudo bash install_python.sh'"
sudo apt-get -y update
sudo apt-get -y install build-essential libbz2-dev libdb-dev libreadline-dev libffi-dev libgdbm-dev liblzma-dev libncursesw5-dev libsqlite3-dev libssl-dev zlib1g-dev uuid-dev tk-dev
curl -O https://www.python.org/ftp/python/3.8.2/Python-3.8.2.tgz
tar xzf Python-3.8.2.tgz
cd Python-3.8.2
./configure --enable-shared
make
sudo make install
sudo sh -c "echo '/usr/local/lib' > /etc/ld.so.conf.d/custom_python3.conf"
sudo ldconfig
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Ubuntuに最新Pythonを入れたいが、毎回ポチポチするのは面倒
sudo bash install_python.sh とすれば自動で全てやってくれるようにした

cf. https://www.python.jp/install/ubuntu/index.html

この場合、デフォルトのpython3系が「python」コマンドで上書きされることに注意
（避けたい場合、sudo make install 後の２行をコメントアウトすること）

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