class_docstr: Reader for GAC and LAC data.
class_docstr_tok: ["Reader","for","GAC","and","LAC","data","."]
docstr: Get the start time.
docstr_tok: ["Get","the","start","time","."]
code: def start_time(self):
      """Get the start time."""
      return self._start_time
  
imports: import logging
  from datetime import datetime, timedelta
  import dask.array
  import numpy
  import pygac.utils
  import xarray
  from pygac.gac_klm import GACKLMReader
  from pygac.gac_pod import GACPODReader
  from pygac.lac_klm import LACKLMReader
  from pygac.lac_pod import LACPODReader
  from satpy.readers.file_handlers import BaseFileHandler
  from satpy.utils import get_legacy_chunk_size
label_desc: Use image node_id 11 for calling the GACLACFile obj's underlying member method code with example usage: obj.start_time() and returns: self