先安装python3, 再通过pip安装ansible，最后把ansible安装路径添加到环境变量PATH，如下：
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| yum install python3 python3-pip
pip3 install ansible --user
export PATH=$PATH:/usr/local/python3/bin
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检查安装是否成功
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| ansible --version
ansible [core 2.15.12]
config file = None
configured module search path = ['/root/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
ansible python module location = /usr/local/python3/lib/python3.9/site-packages/ansible
ansible collection location = /root/.ansible/collections:/usr/share/ansible/collections
executable location = /usr/local/python3/bin/ansible
python version = 3.9.12 (main, Oct 19 2022, 05:17:58) [GCC 4.8.5 20150623 (Red Hat 4.8.5-44)] (/usr/local/bin/python3)
jinja version = 3.1.2
libyaml = True
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参考
https://unix.stackexchange.com/questions/546578/failed-to-install-ansible-on-centos-8
