def create_arg(self, name, type):
        arg = Argument(name, type)
        return self.add_arg(arg)
Get all available languages by a list of tuple.
dataset/ETHPy150Open pdef/pdef/compiler/pdefc/lang.py/Method.create_arg--crossover with--dataset/ETHPy150Open Opentaste/bombolone/bombolone/core/languages.py/Languages.available_lang_by_tuple