Utility method to add converters to this chain. If inplace is True, this object is modified and
        None is returned. Otherwise, a copy is returned

        :param converters: the list of converters to add
        :param inplace: boolean indicating whether to modify this object (True) or return a copy (False)
        :return: None or a copy with the converters added

def add_conversion_steps(self, converters: List[Converter], inplace: bool = False):
        """
        Utility method to add converters to this chain. If inplace is True, this object is modified and
        None is returned. Otherwise, a copy is returned

        :param converters: the list of converters to add
        :param inplace: boolean indicating whether to modify this object (True) or return a copy (False)
        :return: None or a copy with the converters added
        """
        check_var(converters, var_types=list, min_len=1)
        if inplace:
            for converter in converters:
                self.add_conversion_step(converter, inplace=True)
        else:
            new = copy(self)
            new.add_conversion_steps(converters, inplace=True)
            return new