wget https://bootstrap.pypa.io/get-pip.py python get-pip.py yum -y install gcc #下载文件 wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz #解压 tar zxf Python-3.7.4.tgz #编译
cd Python-3.7.4 ./configure #安装 make && make install #添加环境变量 PATH=$PATH:$HOME/bin:/usr/local/python3.7.1/bin #更新python默认指向为python3.7 mv /usr/bin/python /usr/bin/python.bak ln -s /usr/local/bin/python3 /usr/bin/python mv /usr/bin/pip /usr/bin/pip.bak ln -s /usr/local/bin/pip3 /usr/bin/pip
常见问题：
1.3.7版本需要两个新的包libffi-devel和zlib-deve，安装此包之后再次进行编译安装即可。
yum install libffi-devel -y
yum -y install zlib zlib-deve
2.yum失败
[root@elegant-codes-3 home]# yum File "/usr/bin/yum", line 30 except KeyboardInterrupt, e
版本修改为2.7
vi /usr/libexec/urlgrabber-ext-down
vi /usr/bin/yum-config-manager
vi /usr/bin/yum
Centos 7 x86_64 安装 Python3.7.4
原文：https://www.cnblogs.com/aongao/p/12330538.html