简略步骤
直接把所有步骤简略写下,简略的解释,如果要安装的话,直接复制命令即可。
1、安装依赖包
yum install zlib-devel bzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gcc make libffi-devel -y
2、下载python3的安装包
wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz
3、解压安装包
tar -zxvf Python-3.7.4.tgz
cd Python3.7.4
4、配置路径,编译安装
./configure --prefix=/usr/local/Python-3.7.4
make && make install
5、添加软连接
ln -s /usr/local/Python-3.7.4/bin/python3 /usr/bin/python
ln -s /usr/local/Python-3.7.4/bin/pip3 /usr/bin/pip
"""如果出现文件已存在,则将其删除,重新再执行"""
rm -rf /usr/bin/python
rm -rf /usr/bin/pip
"""不出现不用执行"""
6、修复yum,将这两个文件的第一行的python改为python2,注意,是python2
vi /usr/libexec/urlgrabber-ext-down
vi /usr/bin/yum
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