class_docstr: Small class for inspecting a HDF5 file and retrieve its metadata/header data.
class_docstr_tok: ["Small","class","for","inspecting","a","HDF5","file","and","retrieve","its","metadata\/header","data","."]
docstr: Get reference.
docstr_tok: ["Get","reference","."]
code: def get_reference(self, name, key):
      """Get reference."""
      f_obj = open_file_or_filename(self.filename)
      with h5py.File(f_obj, "r") as hf:
          return self._get_reference(hf, hf[name].attrs[key])
  
file_path: satpy/satpy/readers/hdf5_utils.py
imports: import logging
  import dask.array
  import h5py
  import numpy
  import xarray
  from satpy.readers import open_file_or_filename
  from satpy.readers.file_handlers import BaseFileHandler
  from satpy.readers.utils import np2str
  from satpy.utils import get_legacy_chunk_size
label_desc: Use image node_id 3 for calling the HDF5FileHandler obj's underlying member method code with example usage: obj.get_reference(name, key) and returns: self