Marcos
08/08/2022, 10:35 PMimport asyncio
from prefect import task, get_run_logger, flow
@task
async def task1():
await asyncio.sleep(1)
@task
def task2():
logger = get_run_logger()
<http://logger.info|logger.info>("hi")
@flow
async def test_flow():
await task1.submit()
task2.submit()
The following exception is raised:
Encountered exception during execution:
Traceback (most recent call last):
File "/opt/conda/lib/python3.10/site-packages/prefect/engine.py", line 550, in orchestrate_flow_run
result = await flow_call()
File "/app/src/streamcast/agent/flows/test.py", line 22, in test_flow
task2.submit()
File "/opt/conda/lib/python3.10/site-packages/prefect/tasks.py", line 491, in submit
return enter_task_run_engine(
File "/opt/conda/lib/python3.10/site-packages/prefect/engine.py", line 691, in enter_task_run_engine
return flow_run_context.sync_portal.call(begin_run)
File "/opt/conda/lib/python3.10/site-packages/anyio/from_thread.py", line 283, in call
return cast(T_Retval, self.start_task_soon(func, *args).result())
File "/opt/conda/lib/python3.10/concurrent/futures/_base.py", line 439, in result
return self.__get_result()
File "/opt/conda/lib/python3.10/concurrent/futures/_base.py", line 391, in __get_result
raise self._exception
File "/opt/conda/lib/python3.10/site-packages/anyio/from_thread.py", line 219, in _call_func
retval = await retval
File "/opt/conda/lib/python3.10/site-packages/prefect/engine.py", line 783, in create_task_run_then_submit
task_run = await create_task_run(
File "/opt/conda/lib/python3.10/site-packages/prefect/engine.py", line 823, in create_task_run
task_run = await flow_run_context.client.create_task_run(
File "/opt/conda/lib/python3.10/site-packages/prefect/client.py", line 1635, in create_task_run
response = await <http://self._client.post|self._client.post>(
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1842, in post
return await self.request(
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1527, in request
return await self.send(request, auth=auth, follow_redirects=follow_redirects)
File "/opt/conda/lib/python3.10/site-packages/prefect/client.py", line 258, in send
await super().send(*args, **kwargs)
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1614, in send
response = await self._send_handling_auth(
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1642, in _send_handling_auth
response = await self._send_handling_redirects(
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1679, in _send_handling_redirects
response = await self._send_single_request(request)
File "/opt/conda/lib/python3.10/site-packages/httpx/_client.py", line 1716, in _send_single_request
response = await transport.handle_async_request(request)
File "/opt/conda/lib/python3.10/site-packages/httpx/_transports/default.py", line 353, in handle_async_request
resp = await self._pool.handle_async_request(req)
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/connection_pool.py", line 253, in handle_async_request
raise exc
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/connection_pool.py", line 237, in handle_async_request
response = await connection.handle_async_request(request)
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/connection.py", line 90, in handle_async_request
return await self._connection.handle_async_request(request)
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/http11.py", line 105, in handle_async_request
raise exc
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/http11.py", line 84, in handle_async_request
) = await self._receive_response_headers(**kwargs)
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/http11.py", line 148, in _receive_response_headers
event = await self._receive_event(timeout=timeout)
File "/opt/conda/lib/python3.10/site-packages/httpcore/_async/http11.py", line 177, in _receive_event
data = await self._network_stream.read(
File "/opt/conda/lib/python3.10/site-packages/httpcore/backends/asyncio.py", line 33, in read
return await self._stream.receive(max_bytes=max_bytes)
File "/opt/conda/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 1265, in receive
await self._protocol.read_event.wait()
File "/opt/conda/lib/python3.10/asyncio/locks.py", line 211, in wait
fut = self._get_loop().create_future()
File "/opt/conda/lib/python3.10/asyncio/mixins.py", line 30, in _get_loop
raise RuntimeError(f'{self!r} is bound to a different event loop')
RuntimeError: <asyncio.locks.Event object at 0x7fd237ee4310 [unset]> is bound to a different event loop
Jeff Hale
08/09/2022, 1:42 AMMarcos
08/09/2022, 2:13 AMBrad
08/15/2022, 10:30 AM