Tuples
A tuple is just an ordered list of things, like numbers. That’s pretty abstract, though, so let’s use the concept of position to illustrate it.
Let’s say that you’re walking in a park one day. You go forward four meters, and suddenly the ground falls out from beneath you. Down you go, landing four meters later. There you discover a mysterious tunnel to the left, which you crawl along for three more meters. At that point, you discover a chest full of gold coins, and you celebrate. Yay!
Let’s say your first four meters were in the x direction, the second four (when you fell), in the negative (downward) y direction, and the last three (in ...
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