hatred, to avoid disputes with the silly, to keep to the truth and not fight with the weapons of falsehood, and to beg of God at all times that in all our thoughts and desires, in all our words and actions, He may hold the first place who calls Himself the origin of all things....
Deliver is a pure bash deployment tool with virtually no dependencies. It only cares about having enough info in the shell environment to do its job. Why add Ruby or Python wrappers on top of system commands when bash was built for this?