def request(self, source, filter=None):
        node = new_ele("get-config")
        node.append(util.datastore_or_url("source", source, self._assert))
        if filter is not None:
            node.append(util.build_filter(filter))
        return self._request(node)
Return a virtual barcode string with IBAN bank account number
dataset/ETHPy150Open ncclient/ncclient/ncclient/operations/retrieve.py/GetConfig.request--crossover with--dataset/ETHPy150Open kapsiry/sikteeri/membership/reference_numbers.py/barcode_4