Web Reference: Mar 17, 2017 · So if you want simple customization, you can provide your own command_not_found_handle, and if you want to customize the existing system, you can modify the Python scripts. One way to begin debugging your bash script would be to start a subshell with the -x option: This will show you every command, and its arguments, which is executed when starting that shell. The --login option is specified because .bash_profile is read by login shells. Jun 9, 2015 · When bash can't find a command name, it executes the function command_not_found_handle with the original command and its arguments as arguments. So define your own. This goes into your ~/.bashrc.
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