code: def test_tuple_futures_arg(client, typ):
      x = client.submit(
          make_time_dataframe,
      )
      df2 = client.submit(
          pd.concat,
          typ(
              [
                  x,
              ]
          ),
      )
      dd.assert_eq(
          df2.result().iloc[:0], make_time_dataframe().iloc[:0]
      )
  
file_path: distributed/distributed/tests/test_dask_collections.py
imports: from __future__ import annotations
  import pytest
  from packaging.version import parse
  from pandas.testing import assert_frame_equal, assert_index_equal, assert_series_equal
  import dask
  import dask.bag
  import dask.dataframe
  from distributed.client import wait
  from distributed.nanny import Nanny
  from distributed.utils_test import gen_cluster
label_desc: Use image node_id 7 for calling a global function with example usage: test_tuple_futures_arg(client, typ) without return types