def powerset(U):
    U = iter(U)
    try:
        x = frozenset([U.next()])
        for S in powerset(U):
            yield S
            yield S | x
    except StopIteration:
        yield frozenset()
generated source for method requestFA
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/test/test_set.py/powerset--crossover with--dataset/ETHPy150Open CarterBain/Medici/ib/ext/EClientSocket.py/EClientSocket.requestFA