Adds elements to the set.

set. update(other, ...)

other, ...

Required. Iterable or multiple iterables which elements are to be added to the set. The elements must be hashable.

None

#TODO

>>> s = {1, 2}
>>> s.update({3, 4}, [5, 6])
>>> s
set([1, 2, 3, 4, 5, 6])

#TODO