Extracting the a value from a tuple when the other values are unused

Question

I have a tuple foo which contains something I don\'t care about and something I do.

foo = (something_i_dont_need, something_i_need)

<

Answer 1

1st case: foo needs two variable to unpack (length of tuple is 2) . _ is perfectly ok.

2nd case: gives you index value (slicing)