把suds object 转化为python 字典

    def recursive_asdict(d):
        """Convert Suds object into serializable format."""
        out = {}
        for k, v in asdict(d).items():
            if hasattr(v, '__keylist__'):
                out[k] = recursive_asdict(v)
            elif isinstance(v, list):
                out[k] = []
                for item in v:
                    if hasattr(item, '__keylist__'):
                        out[k].append(recursive_asdict(item))
                    else:
                        out[k].append(item)
            else:
                out[k] = v
        return out