def void(order_number, pnref):
    txn = gateway.void(order_number, pnref)
    if not txn.is_approved:
        raise exceptions.PaymentError(txn.respmsg)
    return txn
Edge inner product matrix
dataset/ETHPy150Open django-oscar/django-oscar-paypal/paypal/payflow/facade.py/void--crossover with--dataset/ETHPy150Open simpeg/simpeg/SimPEG/MT/Problem1D/Probs.py/eForm_psField.MfSigma