在Ubuntu 20.04 安裝 Python 3.11.3

安裝Python 3.11.3

請依照以下步驟:

sudo apt update

sudo apt install build-essential zlib1g-dev libncurses5-dev libgdbm-dev libnss3-dev libssl-dev libreadline-dev libffi-dev libsqlite3-dev wget libbz2-dev

mkdir ~/tmp
cd ~/tmp
sudo wget https://www.python.org/ftp/python/3.11.3/Python-3.11.3.tgz
tar xzf Python-3.11.3.tgz
cd Python-3.11.3
sudo ./configure --enable-optimizations
sudo make altinstall

安裝完後,使用python3.11指令即可呼叫Python3.11.3

確認版本:

python3.11 -V
# Python 3.11.3

原本的Python3還是可以使用:

python3 -V
# Python 3.8.5
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