解决： -bash: docker-compose: command not found、linux 安装 docker-compose

1. 运行docker-compose 命令报错：html -bash: docker-compose: command not found 2.安装：python 1）先安装 pip ，检查是否已有： pip -V docker 报错：bash -bash: pip: command not found 安装  pip ：code yum -y install epel-release yum

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