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python版本升级从python3.8升级到python3.9

python版本升级从python3.8升级到python3.9

查看操作系统版本:lsb_release -a  (本机是centos 7.6)

安装命令:

# 下载python3.9.5 wget www.python/ftp/python/3.9.5/Python-3.9.5.tgz tar zxvf Python-3.9.5.tgz # 安装必须的包 若未安装dnf,安装dnf命令如下: 前置依赖: yum install epel-release 或者 yum install epel-release -y 安装dnf: yum install dnf dnf -y install gcc zlib* libffi-devel cd Python-3.9.5/ #注意:prefix=/usr/local/python3是指定的python3.9安装目录,可设置成自己想要放的目录 ./configure --prefix=/usr/local/python3 --enable-optimizations make make install # 删除原先的Python3和pip3 (让系统使用最新版本的python) rm -rf /usr/bin/python3 ln -s /usr/local/python3/bin/python3 /usr/bin/python3 rm -rf /usr/bin/pip3 ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3

上述命令是新安装Python3.9.5版本,但原先电脑上安装的python版本依然存在,并未卸载。

可与下面的文章对照一起看:linux下安装python3.8.0_hello-CSDN博客华为镜像下载地址:mirrors.huaweicloud/python/--0、安装支持包:yum -y groupinstall "Development tools"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--1、下载blog.csdn/DH2442897094/article/details/108010182

本文标签: 升级到版本Python