def _handle_request(self, data: Dict) -> None:
# only request accepted is a 'mining.notify' notification
if data['method'] != 'mining.notify':
self.log.warn('unknown method received', data=data)
return
block_templates = BlockTemplates(BlockTemplate.from_dict(d) for d in data.get('params', []))
if self._queue.done():
self._queue = self.loop.create_future()
self._queue.set_result(block_templates)
async def submit(self, block: Block) -> Optional[BlockTemplate]:
resp: Union[bool, Dict] = await self._do_request('mining.submit', {
'hexdata': bytes(block).hex(),
})
if resp:
assert isinstance(resp, Dict)
error = resp.get('error')
if error:
raise APIError(error)
return BlockTemplate.from_dict(resp['result'])
return None