tests failing due to RuntimeError: called 'started' twice on the same task status

[alee]

platform linux -- Python 3.10.13, pytest-7.4.2, pluggy-1.3.0
rootdir: /home/runner/work/skope-api/skope-api/timeseries
plugins: asyncio-0.21.1, anyio-4.0.0
asyncio: mode=strict
collected 19 items

app/tests/test_stores.py ..                                              [ 10%]
app/tests/routers/test_datasets.py ...............F.                     [100%]

=================================== FAILURES ===================================
_________________________________ test_timeout _________________________________

request = TimeseriesRequest(dataset_id='annual_5x5x5_dataset', variable_id='float32_variable', selected_area=SkopePointModel(typ...=NoSmoother(type='NoSmoother'))], time_range=OptionalTimeRange(gte=datetime.date(1, 1, 1), lte=datetime.date(5, 1, 1)))
dataset_manager = DatasetManager(datasets={'annual_5x5x5_dataset': Dataset(time_range=TimeRange(gte=datetime.date(1, 1, 1), lte=datetime...e=datetime.date(5, 12, 1)), variables={'int16_variable', 'float32_variable'}, resolution=<Resolution.month: 'month'>)})

    async def extract_timeseries(
        request: TimeseriesRequest, dataset_manager: DatasetManager
    ):
        timeout = request.max_processing_time
        logger.debug("setting request timeout to %s", timeout)
        async with create_task_group() as tg:
            try:
                with fail_after(timeout) as scope:
                    output = {"response": {}}
>                   await tg.start(
                        extract_timeseries_task, request, dataset_manager, output
                    )

app/core/services.py:196: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py:770: in start
    await task
app/core/services.py:211: in extract_timeseries_task
    task_status.started()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <anyio._backends._asyncio._AsyncioTaskStatus object at 0x7ffa93dfafe0>
value = None

    def started(self, value: T_contra | None = None) -> None:
        try:
            self._future.set_result(value)
        except asyncio.InvalidStateError:
>           raise RuntimeError(
                "called 'started' twice on the same task status"
            ) from None
E           RuntimeError: called 'started' twice on the same task status

/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py:601: RuntimeError

During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 196, in extract_timeseries
    await tg.start(
  File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 770, in start
    await task
  File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 211, in extract_timeseries_task
    task_status.started()
  File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 601, in started
    raise RuntimeError(
RuntimeError: called 'started' twice on the same task status

During handling of the above exception, another exception occurred:

  + Exception Group Traceback (most recent call last):
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/runner.py", line 341, in from_call
  |     result: Optional[TResult] = func()
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/runner.py", line 262, in <lambda>
  |     lambda: ihook(item=item, **kwds), when=when, reraise=reraise
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_hooks.py", line 493, in __call__
  |     return self._hookexec(self.name, self._hookimpls, kwargs, firstresult)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_manager.py", line 1[15](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:16), in _hookexec
  |     return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_callers.py", line 152, in _multicall
  |     return outcome.get_result()
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_result.py", line 114, in get_result
  |     raise exc.with_traceback(exc.__traceback__)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_callers.py", line 77, in _multicall
  |     res = hook_impl.function(*args)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/runner.py", line 177, in pytest_runtest_call
  |     raise e
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/runner.py", line [16](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:17)9, in pytest_runtest_call
  |     item.runtest()
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/python.py", line [17](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:18)92, in runtest
  |     self.ihook.pytest_pyfunc_call(pyfuncitem=self)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_hooks.py", line 493, in __call__
  |     return self._hookexec(self.name, self._hookimpls, kwargs, firstresult)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_manager.py", line 115, in _hookexec
  |     return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_callers.py", line 152, in _multicall
  |     return outcome.get_result()
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_result.py", line 114, in get_result
  |     raise exc.with_traceback(exc.__traceback__)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pluggy/_callers.py", line 77, in _multicall
  |     res = hook_impl.function(*args)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/_pytest/python.py", line [19](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:20)4, in pytest_pyfunc_call
  |     result = testfunction(**testargs)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/pytest_asyncio/plugin.py", line 532, in inner
  |     _loop.run_until_complete(task)
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/asyncio/base_events.py", line 649, in run_until_complete
  |     return future.result()
  |   File "/home/runner/work/skope-api/skope-api/timeseries/app/tests/routers/test_datasets.py", line 152, in test_timeout
  |     response = await extract_timeseries(maq, dataset_manager)
  |   File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 192, in extract_timeseries
  |     async with create_task_group() as tg:
  |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 664, in __aexit__
  |     raise BaseExceptionGroup(
  | exceptiongroup.ExceptionGroup: unhandled errors in a TaskGroup (2 sub-exceptions)
  +-+---------------- 1 ----------------
    | Traceback (most recent call last):
    |   File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 196, in extract_timeseries
    |     await tg.start(
    |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 770, in start
    |     await task
    |   File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line [21](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:22)1, in extract_timeseries_task
    |     task_status.started()
    |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 601, in started
    |     raise RuntimeError(
    | RuntimeError: called 'started' twice on the same task status
    +---------------- 2 ----------------
    | Traceback (most recent call last):
    |   File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 196, in extract_timeseries
    |     await tg.start(
    |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line 770, in start
    |     await task
    |   File "/home/runner/work/skope-api/skope-api/timeseries/app/core/services.py", line 211, in extract_timeseries_task
    |     task_status.started()
    |   File "/opt/hostedtoolcache/Python/3.10.13/x64/lib/python3.10/site-packages/anyio/_backends/_asyncio.py", line [60](https://github.com/openskope/skope-api/actions/runs/6490982769/job/17627582269#step:5:61)1, in started
    |     raise RuntimeError(
    | RuntimeError: called 'started' twice on the same task status