class_docstr: Test the GACLAC file handler.
docstr: Test GACLACFile initialization.
code: def test_init(self):
      """Test GACLACFile initialization."""
      from pygac.gac_klm import GACKLMReader
      from pygac.gac_pod import GACPODReader
      from pygac.lac_klm import LACKLMReader
      from pygac.lac_pod import LACPODReader
  
      kwargs = {
          "start_line": 1,
          "end_line": 2,
          "strip_invalid_coords": True,
          "interpolate_coords": True,
          "adjust_clock_drift": True,
          "tle_dir": "tle_dir",
          "tle_name": "tle_name",
          "tle_thresh": 123,
          "calibration": "calibration",
      }
      for filenames, reader_cls in zip(
          [
              GAC_POD_FILENAMES,
              GAC_KLM_FILENAMES,
              LAC_POD_FILENAMES,
              LAC_KLM_FILENAMES,
          ],
          [GACPODReader, GACKLMReader, LACPODReader, LACKLMReader],
      ):
          for filename in filenames:
              fh = self._get_fh(filename, **kwargs)
              assert fh.start_time < fh.end_time
              assert fh.reader_class is reader_cls
  
imports: from datetime import datetime
  from unittest import TestCase, mock
  import dask.array
  import numpy
  import pytest
  import xarray
label_desc: Use image node_id 2 for calling the TestGACLACFile obj's underlying member method code with example usage: obj.test_init() without return types