Function gen

Lib/test/test_bdb.py:515–523

(a, b)

    """
    def gen(a, b):
        try:
            while 1:
                x = next(a)
                y = next(b)
                yield x
                yield y
        except StopIteration:
            return

    # Step over the import statement in tfunc_import using 'next' and step
    # into main() in test_module.