class_docstr: File handler for HSAF grib files.
class_docstr_tok: ["File","handler","for","HSAF","grib","files","."]
docstr: Get the metadata.
docstr_tok: ["Get","the","metadata","."]
code: def get_metadata(self, msg):
      """Get the metadata."""
      try:
          center_description = msg["centreDescription"]
      except (RuntimeError, KeyError):
          center_description = None
      ds_info = {
          "filename": self.filename,
          "shortName": msg["shortName"],
          "long_name": msg["name"],
          "units": msg["units"],
          "centreDescription": center_description,
          "data_time": self._analysis_time,
          "nx": msg["Nx"],
          "ny": msg["Ny"],
          "projparams": msg.projparams,
      }
      return ds_info
  
file_path: satpy/satpy/readers/hsaf_grib.py
imports: import logging
  from datetime import datetime, timedelta
  import dask.array
  import numpy
  import pygrib
  import xarray
  from pyresample import geometry
  from satpy.readers.file_handlers import BaseFileHandler
  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.get_metadata(msg) and returns: ds_info