class_docstr: Test IASI L2 reader.
class_docstr_tok: ["Test","IASI","L2","reader","."]
docstr: Test scene creation.
docstr_tok: ["Test","scene","creation","."]
code: def test_scene(self):
      """Test scene creation."""
      from satpy import Scene
  
      fname = os.path.join(self.base_dir, FNAME)
      scn = Scene(reader="iasi_l2", filenames=[fname])
      assert scn.start_time is not None
      assert scn.end_time is not None
      assert scn.sensor_names
      assert "iasi" in scn.sensor_names
  
imports: import math
  import os
  import unittest
  import numpy
  import pytest
  import xarray
label_desc: Use image node_id 3 for calling the TestIasiL2 obj's underlying member method code with example usage: obj.test_scene() without return types