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  • CentOS7 下安装python3.7和pip3 并保留系统自带python2.7

    1. 安装依赖环境

    # yum -y install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-devel libffi-devel

    2. 下载Python3.7的安装包

    # wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz

    3. 创建Python3的目录

    # mkdir /usr/local/python3

    4. 解压下载文件并切换目录

    # tar -zxvf Python-3.7.0.tgz

    # cd Python-3.7.0

    5. 执行

    # ./configure 

    若出错 可能因为gcc没有安装

    yum -y install gcc

    yum -y install gcc-c++

    运行后会提醒

    If you want a release build with all stable optimizations active (PGO, etc),
    please run ./configure --enable-optimizations

    可以运行 ./configure --enable-optimizations 进行配置优化

    # make && make install

    6. 创建软链接

    # ln -s /usr/local/python3/bin/python3 /usr/bin/python3

    # ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

    7.测试命令 python3 和 pip3

    # python3 -V

    # pip3 -V

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  • 原文地址:https://www.cnblogs.com/xiaoerjun/p/9837029.html
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