def test_device_report_submissions_ignored(self):
        self.assertEqual(0, StockTransaction.objects.count())

        fpath = os.path.join(os.path.dirname(__file__), 'data', 'xml', 'device_log.xml')
        with open(fpath) as f:
            form = f.read()
        amounts = [(p._id, 10) for p in self.products]
        product_block = products_xml(amounts)
        form = form.format(
            form_id=uuid.uuid4().hex,
            user_id=self.user._id,
            date=json_format_datetime(datetime.utcnow()),
            sp_id=self.sp.case_id,
            product_block=product_block
        )
        submit_form_locally(
            instance=form,
            domain=self.domain.name,
        )
        self.assertEqual(0, StockTransaction.objects.count())
Return res as a string, unless res is None, in which case it returns
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/commtrack/tests/test_xml.py/BugSubmissionsTest.test_device_report_submissions_ignored--crossover with--dataset/ETHPy150Open erkyrath/tworld/lib/two/evalctx.py/str_or_null