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Passing non-existing path to os.scan(dir) will crash out. Avoid that by checking (and appropriately exiting) if the path is missing. This will result in invalid warning messages being printed as follow-up, but we can live with that for now. Signed-off-by: Emil Velikov <emil.velikov@collabora.com> Reviewed-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
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