code: def test_write_single_hdf(c, lock_param):
      """https://github.com/dask/dask/issues/9972 and
      https://github.com/dask/dask/issues/10315
      """
      pytest.importorskip("dask.dataframe")
      pytest.importorskip("tables")
      with tmpfile(extension="hd5") as f:
          ddf = dask.datasets.timeseries(
              start="2000-01-01", end="2000-07-01", freq="12h"
          )
          ddf.to_hdf(str(f), key="/ds_*", lock=lock_param)
  
imports: from __future__ import annotations
  import pytest
  import asyncio
  import os
  import sys
  from functools import partial
  from operator import add
  from distributed import Client, SchedulerPlugin, WorkerPlugin
  from distributed.utils_test import cleanup
  from distributed.utils_test import client
  from distributed.utils_test import cluster, cluster_fixture, gen_cluster, loop, loop_in_thread, popen, varying
  import dask
  import dask.bag
  from dask import compute, delayed, persist
  from dask.base import compute_as_if_collection, get_scheduler
  from dask.blockwise import Blockwise
  from dask.delayed import Delayed
  from dask.distributed import futures_of, wait
  from dask.layers import ShuffleLayer, SimpleShuffleLayer
  from dask.utils import get_named_args, get_scheduler_lock, tmpdir, tmpfile
  from dask.utils_test import inc
label_desc: Use image node_id 30 for calling a global function with example usage: test_write_single_hdf(c, lock_param) without return types