Whenever I look for improving the performances of a script or code there is sometimes an option for parallelising the processing/execution of some of the workflows. It generally means adding complexity and is not always the case that it will make necessary the whole process so much faster, but for long-running ones made of independent sub-tasks, it is probably a very effective strategy.
A recent comment gave me the idea for this article, even if the subject could get potentially very complex if we go deep, but I will do my best to keep it very simple and at the same time giving you some good examples of it.
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