python3.7.5安装
因为需要做一个预测算法,用python是最好的,并且需要python3环境,服务器又只有python2,所以需要安装。
1、安装依赖,这一步很重要,否则安装时报错,或者运行时无法加载模块等。
yum -y install gcc gcc-c++ zlib zlib-devel libffi-devel bzip2 bzip2-devel ncurses ncurses-devel readline readline-devel openssl openssl-devel openssl-static xz lzma xz-devel sqlite sqlite-devel gdbm gdbm-devel tk tk-devel db4-devel libpcap-devel mysql-devel python-devel
2、进入下载目录:cd /usr/local
3、下载:wget https://www.python.org/ftp/python/3.7.5/Python-3.7.5.tgz
4、解压:tar zxvf Python-3.7.5.tgz
5、进入解压后目录:cd Python-3.7.5
5.5、创建安装文件夹:mkdir /usr/lib/python3.7