def fake_remote_fct(
docker_auth: DockerBasicAuth,
service_key: str,
service_version: str,
input_data: TaskInputData,
output_data_keys: TaskOutputDataSchema,
log_file_url: AnyUrl,
command: List[str],
) -> TaskOutputData:
# get the task data
worker = get_worker()
task = worker.tasks.get(worker.get_current_task())
assert task is not None
print(f"--> task {task=} started")
cancel_event = Event(TaskCancelEventName.format(task.key))
# tell the client we are started
start_event = Event(_DASK_EVENT_NAME)
start_event.set()
# sleep a bit in case someone is aborting us
print("--> waiting for task to be aborted...")
cancel_event.wait(timeout=10)
if cancel_event.is_set():
# NOTE: asyncio.CancelledError is not propagated back to the client...
print("--> raising cancellation error now")
raise TaskCancelledError
return TaskOutputData.parse_obj({"some_output_key": 123})
def fake_remote_fct(
docker_auth: DockerBasicAuth,
service_key: str,
service_version: str,
input_data: TaskInputData,
output_data_keys: TaskOutputDataSchema,
log_file_url: AnyUrl,
command: List[str],
) -> TaskOutputData:
# wait here until the client allows us to continue
start_event = Event(_DASK_EVENT_NAME)
start_event.wait(timeout=5)
if fail_remote_fct:
raise ValueError("We fail because we're told to!")
return TaskOutputData.parse_obj({"some_output_key": 123})
def wait_for_it_ok(x):
event = Event("x")
# Event is set in another task
assert event.wait(timeout=0.5)
assert event.is_set()
def wait_for_it_failing(x):
event = Event("x")
# Event is not set in another task so far
assert not event.wait(timeout=0.05)
assert not event.is_set()
