class_docstr: Shared operations for file handlers.
class_docstr_tok: ["Shared","operations","for","file","handlers","."]
docstr: Return instrument name.
docstr_tok: ["Return","instrument","name","."]
code: def sensor_name(self):
      """Return instrument name."""
      return self.nc.attrs["data_source"]
  
imports: import logging
  from contextlib import suppress
  import numpy
  import xarray
  from pyresample import geometry
  from satpy._compat import cached_property
  from satpy.readers._geos_area import get_geos_area_naming, make_ext
  from satpy.readers.eum_base import get_service_mode
  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 2 for calling the FciL2CommonFunctions obj's underlying member method code with example usage: obj.sensor_name() and returns: self