code: def get_dataset(self, key, info):
          
          res = super(HRITGOMSFileHandler, self).get_dataset(key, info)
  
          res = self.calibrate(res, key.calibration)
          res.attrs['units'] = info['units']
          res.attrs['standard_name'] = info['standard_name']
          res.attrs['wavelength'] = info['wavelength']
          res.attrs['platform_name'] = self.platform_name
          res.attrs['sensor'] = 'msu-gs'
          res.attrs['satellite_longitude'] = self.mda['projection_parameters']['SSP_longitude']
          res.attrs['satellite_latitude'] = 0
          res.attrs['satellite_altitude'] = 35785831.00
  
          return res
docs: Get the data  from the files.