How to use the jsondiff.__init__.JsonLoader function in jsondiff

default_dumper = JsonDumper()


class JsonLoader(object):
    def __init__(self, **kwargs):
        self.kwargs = kwargs

    def __call__(self, src):
        if isinstance(src, string_types):
            return json.loads(src, **self.kwargs)
        else:
            return json.load(src, **self.kwargs)


default_loader = JsonLoader()


class JsonDiffSyntax(object):
    def emit_set_diff(self, a, b, s, added, removed):
        raise NotImplementedError()

    def emit_list_diff(self, a, b, s, inserted, changed, deleted):
        raise NotImplementedError()

    def emit_dict_diff(self, a, b, s, added, changed, removed):
        raise NotImplementedError()

    def emit_value_diff(self, a, b, s):
        raise NotImplementedError()

    def patch(self, a, d):