It's difficult to describe but I read it more like converting the raw data (a list of results) to a generator. Akin to the "compression" described in this xkcd:

It's difficult to describe but I read it more like converting the raw data (a list of results) to a generator. Akin to the "compression" described in this xkcd: https://www.xkcd.com/1155/ https://www.xkcd.com/1155/