python 3.5 linux install

安装python3.5可能使用的依赖

yum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-devel
到python官网找到下载路径, 用wget下载

wget https://www.python.org/ftp/python/3.5.3/Python-3.5.3.tgz
解压tgz包

tar -zxvf Python-3.5.3.tgz
把python移到/usr/local下面

mv Python-3.5.3 /usr/local
删除旧版本的python依赖

ll /usr/bin | grep python
rm -rf /usr/bin/python
进入python目录

cd /usr/local/Python-3.5.3/
配置

./configure
编译 make

make
编译，安装

make install
删除旧的软链接，创建新的软链接到最新的python

rm -rf /usr/bin/python
ln -s /usr/local/bin/python3.5 /usr/bin/python
python -V