kolla-ansible prechecks -i /openstack/kolla-deploy/all-in-one验证部署状态
，在验证前期准备这一过程中，报了如下错误：
TASK [prechecks : Checking docker SDK version] ******************************************
fatal: [localhost]: FAILED! => {"changed": false, "cmd": ["/usr/bin/python", "-c", "import docker; print docker.__version__"], "delta": "0:00:00.456509", "end": "2020-03-03 11:00:50.188186", "failed_when_result": true, "rc": 0, "start": "2020-03-03 11:00:49.731677", "stderr": "", "stderr_lines": [], "stdout": "1.10.6", "stdout_lines": ["1.10.6"]}
fatal: [allinone]: FAILED! => {"changed": false, "cmd": ["/usr/bin/python", "-c", "import docker; print docker.__version__"], "delta": "0:00:00.368353", "end": "2020-03-03 11:00:50.167966", "failed_when_result": true, "rc": 0, "start": "2020-03-03 11:00:49.799613", "stderr": "", "stderr_lines": [], "stdout": "1.10.6", "stdout_lines": ["1.10.6"]}
一开始百度到的解决办法是，kolla版本与docker-python版本不兼容。于是我把docker-python版本需要升级到高版本的，但是升级了依旧是报这个错误。不知道是什么原因，太难了
