Python3安装

基于 Python2.7 写的,但是现在很多东西都是 Python3 的了.对于小白来说这无疑的致命的.哈哈哈 :arrow:
 
 
#依赖包
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
#下载 Python3
wget https://www.python.org/ftp/python/3.6.2/Python-3.6.2.tar.xz
#创建文件夹
mkdir /usr/local/python3 
#解压编译安装
tar -xvJf  Python-3.6.2.tar.xz
cd Python-3.6.2
./configure --prefix=/usr/local/python3
make && make install
#给个软链
ln -s /usr/local/python3/bin/python3 /usr/bin/python3
ln -s /usr/local/python3/bin/pip3 /usr/bin/pip3