CentOS7 使用yum Python3

[user@kubernetes ~]$ yum install -y epel-release    # 安装epel源扩展
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[user@kubernetes ~]$ yum install python36     # epel源已经更新到python3.6.8版本
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
 * base: mirrors.cn99.com
 * epel: mirrors.aliyun.com
 * extras: mirrors.cn99.com
 * updates: mirrors.aliyun.com
Resolving Dependencies
--> Running transaction check
---> Package python36.x86_64 0:3.6.8-1.el7 will be installed
--> Processing Dependency: python36-libs(x86-64) = 3.6.8-1.el7 for package: python36-3.6.8-1.el7.x86_64
--> Processing Dependency: libpython3.6m.so.1.0()(64bit) for package: python36-3.6.8-1.el7.x86_64
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[user@kubernetes ~]$ curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && python3 get-pip.py && python get-pip.py
# 安装Python2 和 Python3 的pip工具并更新到最新版本
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pip官方安装参考：https://pip.pypa.io/en/latest/installing/