def get_jsonweb_handler(cls):
arg_spec = get_arg_spec(cls.__init__)
if arg_spec is None:
raise JsonWebError("Unable to generate an object_hook handler from "
"{0}'s `__init__` method.".format(cls.__name__))
args, kw = get_arg_spec(cls.__init__)
return JsonWebObjectHandler(args, kw or None)
def __get__(self, obj, type=None):
if type is None:
return self
if not isinstance(self.__type, str):
return self
from jsonweb.decode import _default_object_handlers
#``_type`` was a string and now we must get the actual class
handler = _default_object_handlers.get(self.__type)
if not handler:
raise JsonWebError("Cannot find class {0}.".format(self.__type))
return EnsureType(handler[1],
type_name=self.__type_name,
optional=(not self.required),
nullable=self.nullable)
