code: def __getattr__(value):
      try:
          import dask_ml
      except ImportError as e:
          msg = (
              "Dask-ML is not installed.\n\n"
              "Please either conda or pip install dask-ml:\n\n"
              "  conda install dask-ml                      # either conda install\n"
              "  python -m pip install dask-ml --upgrade    # or pip install"
          )
          raise ImportError(msg) from e
      return getattr(dask_ml, value)
  
label_desc: Use image node_id 1 for calling a global function with example usage: __getattr__(value) and returns: getattr