code: def test_is_workspace_file(self):
      path = self.make_workspace_file()
      assert (
          cellprofiler_core.utilities.core.workspace.is_workspace_file(
              path
          )
      )
  
file_path: CellProfiler/tests/core/workspace/test_workspace.py
imports: import logging
  import os
  import tempfile
  import h5py
  import cellprofiler_core.measurement
  import cellprofiler_core.pipeline
  import cellprofiler_core.utilities.core.workspace
  import cellprofiler_core.workspace
  from cellprofiler_core.utilities.hdf5_dict import FILE_LIST_GROUP, TOP_LEVEL_GROUP_NAME
label_desc: Use image node_id 4 for calling the TestWorkspace obj's underlying member method code with example usage: obj.test_is_workspace_file() without return types