Last Updated: May 22, 2026
Threading is Python's tool for running multiple tasks at once inside a single process. It's the right fit when your code spends most of its time waiting on the network, the disk, or some other slow thing, like fetching product pages from a catalog API or sending order confirmation emails to a batch of customers. This lesson covers how to create threads, start and join them, name them, mark them as daemons, and pass arguments in.