def __init__(self):
        gireactor.GIReactor.__init__(self, useGtk=True)
add API details, gateway response formating options
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/internet/gtk3reactor.py/Gtk3Reactor.__init__--crossover with--dataset/ETHPy150Open agiliq/merchant/billing/gateways/authorize_net_gateway.py/AuthorizeNetGateway.post_data