code: async def CheckMachines(self, model_tag):
          '''
          model_tag : str
          Returns -> typing.Sequence[~ErrorResult]
          '''
          # map input types to rpc msg
          _params = dict()
          msg = dict(type='MigrationTarget',
                     request='CheckMachines',
                     version=1,
                     params=_params)
          _params['model-tag'] = model_tag
          reply = await self.rpc(msg)
          return replync def CheckMachines(self, model_tag):
          '''
          model_tag : str
          Returns -> typing.Sequence[~ErrorResult]
          '''
          # map input types to rpc msg
          _params = dict()
          msg = dict(type='MigrationTarget',
                     request='CheckMachines',
                     version=1,
                     params=_params)
          _params['model-tag'] = model_tag
          reply = await self.rpc(msg)
          return reply
docs: model_tag : str
          Returns -> typing.Sequence[~ErrorResult]