ubuntu/debian安装python3.7

python3.7安装

apt install -y pciutils build-essential zlib1g-dev libbz2-dev liblzma-dev libncurses5-dev libreadline6-dev libsqlite3-dev libssl-dev libgdbm-dev liblzma-dev tk8.5-dev lzma lzma-dev libgdbm-dev libffi-dev
wget https://mirrors.huaweicloud.com/python/3.7.6/Python-3.7.6.tar.xz
tar xf Python-3.7.6.tar.xz
cd Python-3.7.6
./configure --prefix=/usr/local --enable-shared --enable-optimizations --with-ssl CFLAGS=-fPIC 
make -j2 && make altinstall
cp libpython3.7m.so /usr/local/lib/
cp libpython3.7m.so.1.0 /usr/local/lib/
cp libpython3.so /usr/local/lib/
update-alternatives --install /usr/bin/python3 python3 /usr/local/bin/python3.7 2

PIP安装

# 下载安装脚本
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
# 运行安装脚本
sudo python3 get-pip.py
注意:用哪个版本的 Python 运行安装脚本,pip 就被关联到哪个版本
# 运行安装脚本。一般情况 pip 对应的是 Python 2.7,pip3 对应的是 Python 3.x。
部分 Linux 发行版可直接用包管理器安装 pip,如 Debian 和 Ubuntu
update-alternatives --install /usr/bin/pip3 pip3 /usr/local/bin/pip3.7 2

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