Returns a Boolean stating whether the set is contained in the specified set or iterable.

set. issubset(iterable)

iterable

Required. Iterable to be compared against the set.

bool

#TODO

If the iterable is empty, returns False.

>>> {0, 1}.issubset({0, 1, 2})
True
>>> {1}.issubset({0, 1, 2})
True
>>> {1}.issubset({'A', 'B', 'C'})
False
>>> {1}.issubset(())
False

#TODO