def handle_place_order_submission(self, request):
        return self.submit(**self.build_submission())
Returns the default payment method for given request.
dataset/ETHPy150Open django-oscar/django-oscar/src/oscar/apps/checkout/views.py/PaymentDetailsView.handle_place_order_submission--crossover with--dataset/ETHPy150Open diefenbach/django-lfs/lfs/payment/utils.py/get_default_payment_method