[root@yuhai ~]# yum install -y zlib* readline* gcc*
#过程忽略
[root@yuhai ~]# wget https://www.python.org/ftp/python/3.6.1/Python-3.6.1.tgz
--2017-03-22 22:04:24-- https://www.python.org/ftp/python/3.6.1/Python-3.6.1.tgz
Resolving www.python.org (www.python.org)... 151.101.72.223, 2a04:4e42:11::223
Connecting to www.python.org (www.python.org)|151.101.72.223|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 22540566 (21M) [application/octet-stream]
Saving to: ‘Python-3.6.1.tgz.1’
100%[====================================================================>] 22,540,566 33.4KB/s in 12m 14s
2017-03-22 22:16:40 (30.0 KB/s) - ‘Python-3.6.1.tgz.1’ saved [22540566/22540566]
[root@yuhai ~]# rm -rf Python-3.6.1.tgz #删除初次下载中断的不完整安装包
[root@yuhai ~]# ls
anaconda-ks.cfg Python-3.6.1.tgz.1
[root@yuhai ~]# tar xf Python-3.6.1.tgz.1 #解压安装包
[root@yuhai ~]# ls
anaconda-ks.cfg Python-3.6.1 Python-3.6.1.tgz.1
[root@yuhai ~]#
[root@yuhai Python-3.6.1]# mkdir /usr/local/python3.6
[root@yuhai Python-3.6.1]# ./configure --prefix=/usr/local/python3.6
过程省略
[root@yuhai Python-3.6.1]# make
过程省略
[root@yuhai Python-3.6.1]# make install
过程省略
[root@yuhai Python-3.6.1]# mv /usr/bin/python /usr/bin/python_2.7.5
[root@yuhai Python-3.6.1]# ln -s /usr/local/python3.6/bin/python3.6 /usr/bin/python
[root@yuhai Python-3.6.1]# python -V
Python 3.6.1
[root@a ~]# mv /usr/bin/python /usr/bin/python_3.6.1 #移动并重命名
[root@a ~]# mv /usr/bin/python_2.7.5 /usr/bin/python #移动并重命名
[root@a ~]# python -V #查看版本信息
Python 2.7.5