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This article mainly explains "- bash: _ docker_machine_ps1: what to do if you don't find a command". Friends who are interested might as well take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn "- bash: _ docker_machine_ps1: what to do if you don't find the command"!

Scenario: the following error occurs when you set the docker-machine command to complete automatically after installing docker-machine:

-bash: _ _ docker_machine_ps1: command not found

Solution: add the following three lines at the end of ~ / .bashrc:

Source / etc/bash_completion.d/docker-machine-wrapper.bash

Source / etc/bash_completion.d/docker-machine-prompt.bash

Source / etc/bash_completion.d/docker-machine.bash

Finally, re-conduct source / root/.bashrc

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