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linux Centos7下安装python3及pip3 先去python官网下载python3安装包 执行命令:wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz 安装zlib-devel包(后面安装pip需要用到,这里先下载，后面就不用重复编译) yum install zlib-devel 解压命令: tar -xvf ...