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python虚拟环境搭建

python虚拟环境搭建

作者: woniuxia | 来源:发表于2020-03-30 10:30 被阅读0次

python环境搭建:

  • 安装pyenv
git clone https://github.com/pyenv/pyenv.git ~/.pyenv
echo 'export PYENV_ROOT="$HOME/.pyenv"' >> ~/.bash_profile
echo 'export PATH="$PYENV_ROOT/bin:$PATH"' >> ~/.bash_profile
echo -e 'if command -v pyenv 1>/dev/null 2>&1; then\n  eval "$(pyenv init -)"\nfi' >> ~/.bash_profile
yum install readline readline-devel readline-static -y
yum install openssl openssl-devel openssl-static -y
yum install sqlite-devel -y
yum install bzip2-devel bzip2-libs -y
yum install libffi-devel -y
  • debian系统
apt-get install build-essential -y
apt-get install libncurses5-dev libncursesw5-dev libreadline6-dev -y
apt-get install libdb5.3-dev libgdbm-dev libsqlite3-dev libssl-dev -y
apt-get install libbz2-dev libexpat1-dev liblzma-dev zlib1g-dev -y
apt-get install ca-certificates -y
apt-get install python-dev python-setuptools python-pip python-smbus
apt-get install libc6-dev tk-dev
apt-get install libffi-dev

ln /usr/lib/x86_64-linux-gnu/libssl.so.1.0.2 /usr/local/libssl.so
ln /usr/lib/x86_64-linux-gnu/libcrypto.so.1.0.2 /usr/local/libcrypto.so
  • 产看所有版本:
    pyenv versions
    查看当前版本:
    pyenv version
    切换版本:
    pyenv global 3.6.5 (建议python3.7 以上版本 用centos 7 以上系统)

  • 配置豆瓣源
    HOME用户目录下
    mkdir .pip
    touch pip.conf

  • 编辑pip.conf:

[global]
timeout = 60
index-url = https://pypi.doubanio.com/simple
  • 创建虚拟环境
    python3 -m venv venv3.6

  • 激活虚拟环境
    source venv3.6/bin/activate

  • 安装依赖包
    pip3 freeze > requirements.txt 生成依赖包
    pip3 install -r requirements.txt

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