code: async def sdiff(self, keys, *args):
          "Return the difference of sets specified by ``keys``"
          args = list_or_args(keys, args)
          return await self.execute_command('SDIFF', *argsync def sdiff(self, keys, *args):
          "Return the difference of sets specified by ``keys``"
          args = list_or_args(keys, args)
          return await self.execute_command('SDIFF', *args)
docs: Return the difference of sets specified by ``keys``