metadata.py 文件源码

def _make_option_strings(cls, options_map):
        ret = []
        options_copy = dict(options_map.items())

        for option in cls.option_maps:
            value = options_copy.get(option)
            if isinstance(value, Mapping):
                del options_copy[option]
                params = ("'%s': '%s'" % (k, v) for k, v in value.items())
                ret.append("%s = {%s}" % (option, ', '.join(params)))

        for name, value in options_copy.items():
            if value is not None:
                if name == "comment":
                    value = value or ""
                ret.append("%s = %s" % (name, protect_value(value)))

        return list(sorted(ret))