1)首先确认安装gcc编译器
gcc有些系统版本已经默认安装,通过 gcc --version 查看,若没安装,先安装gcc.
[root@localhost ~]#yum -y install gcc
2)安装其它依赖包
[root@localhost ~]#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
(注:不要缺少,否则有可能安装python出错,python3.7.0以下的版本可不装 libffi-devel )
3)建立一个空文件夹,用于存放python3程序 [root@localhost ~]#mkdir /usr/local/python3
[root@localhost ~]#cd /usr/local/python3
4)下载python3.7的包 [root@localhost
https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz
python3]#wget
[root@localhost python3]#tar -zxvf Python-3.7.0.tgz
5、执行配置文件,编译,编译安装
[root@localhost python3]#cd Python-3.7.0
[root@localhost Python-3.7.0]#./configure --prefix=/usr/local/python3
[root@localhost Python-3.7.0]#make && make install
安装完成没有提示错误便安装成功了 7、建立软连接 [root@localhost /usr/bin/python3
Python-3.7.0]#ln
-s
/usr/local/python3/bin/python3.7
[root@localhost /usr/bin/pip3
Python-3.7.0]#ln -s /usr/local/python3/bin/pip3.7
8、测试一下python3是否可以用 [root@localhost Python-3.7.0]#cd
[root@localhost ~]# python3
Python 3.7.0 (default, May 16 2019, 02:16:59)
[GCC 4.8.5 20150623 (Red Hat 4.8.5-36)] on linux
Type \"help\
>>> quit()
[root@localhost ~]#
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