class_docstr: File handler for HSAF H5 files.
class_docstr_tok: ["File","handler","for","HSAF","H5","files","."]
code: def _prepare_variable_for_palette(self, dset, ds_info):
      colormap = np.array(dset)
      return xr.DataArray(colormap, attrs=ds_info, dims=("idx", "RGB"))
  
file_path: satpy/satpy/readers/hsaf_h5.py
imports: import logging
  from datetime import timedelta
  import dask.array
  import h5py
  import numpy
  import xarray
  from satpy.readers.file_handlers import BaseFileHandler
  from satpy.resample import get_area_def
  from satpy.utils import get_legacy_chunk_size
label_desc: Use image node_id 4 for calling the HSAFFileHandler obj's underlying member method code with example usage: obj._prepare_variable_for_palette(dset, ds_info) and returns: xr