由于系统默认安装的是python2.7,需要安装python3环境
-
源码编译安装python3.6.0
-
1.安装一些依赖库
sudo yum install openssl
sudo yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel
- 2.下载Python安装包
cd /usr/local/src
wget https://www.python.org/ftp/python/3.6.0/Python-3.6.0.tgz
- 3.解压
tar -zxvf Python-3.6.0.tgz
- 4.进入解压目录
cd Python-3.6.0
- 5.编译安装包,需要几分钟
./configure --prefix=/usr/local/python3
make && make install
- 6.添加环境变量
echo PATH='/usr/local/python3/bin/:$PATH' >> /etc/profile
source /etc/profile
- 7.检查是否安装成功
python3
Python 3.6.0 (default, Jan 26 2019, 00:46:43)
[GCC 4.4.7 20120313 (Red Hat 4.4.7-16)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> print("hello world")
hello world
>>>