Tuples are just like lists, but you can't change their values. Again, each value is numbered starting from zero, for easy reference.
Note we use parentheses rather than square brackets.
Sometime tuples are used to associate some values in pairs. In this example we made a list with pairs. Each pair is tuple (so cannot be changed).
Here we associated integer values with strings. How we can work with such compound object? As usual, one can loop over each item (pair) and print it: