Centos7 安装Python3.7

深碍√TFBOYSˉ_ 2021-12-20 05:23 576阅读 0赞

如果电脑自带的python2.7 先卸载

1.强制删除已安装python及其关联

  1. rpm -qa|grep python|xargs rpm -ev --allmatches --nodeps

2.删除残余文件

  1. whereis python|xargs rm -frv

再来开始安装pyton3

1.安装编译 以及 相关的工具

  1. yum -y groupinstall "Development tools"
  2. 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
  3. yum install libffi-devel -y

2.下载安装包解压

  1. wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tar.xz
  2. tar -xvJf Python-3.7.0.tar.xz

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3.编译安装

  1. mkdir /usr/local/python3 #创建编译安装目录
  2. cd Python-3.7.0
  3. ./configure --prefix=/usr/local/python3
  4. make && make install

1423858-20190322154049375-1582285302.png

4.创建软连接

  1. ln -s /usr/local/python3/bin/python3 /usr/local/bin/python3
  2. ln -s /usr/local/python3/bin/pip3 /usr/local/bin/pip3

1423858-20190322154146857-1073671176.png

5.验证是否成功

  1. python3 -V
  2. pip3 -V

卸载python3

  1. rpm -qa|grep python3|xargs rpm -ev --allmatches --nodeps

删除残留文件

  1. whereis python3 |xargs rm -frv

查看现有安装的python

  1. whereis python 查看现有安装的python

转载于:https://www.cnblogs.com/miruier/p/10579047.html

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