175     def verify(self, signature, payload):  argument
181         return k.verify(signature=signature, data=payload,
201     def raw_sign(self, payload):  argument
204                 data=payload,
207     def sign(self, payload):  argument
208         sig = self.raw_sign(payload)
248     def verify(self, signature, payload):  argument
254         return k.verify(signature=signature, data=payload,
276     def raw_sign(self, payload):  argument
279                 data=payload,
282     def sign(self, payload):  argument
283         sig = self.raw_sign(payload)