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<pre>usage: some-command [options] &lt;args&gt;...

    some-command does foo and bar!

    -h, --help            show the help
    --foo                 some nifty option --foo
    --bar ...             some cool option --bar with an argument
    --baz &lt;arg&gt;           another cool option --baz with a named argument
    --qux[=&lt;path&gt;]        qux may take a path argument but has meaning by itself

An option group Header
    -C[...]               option C with an optional argument