class_docstr: Test IASI L2 reader.
class_docstr_tok: ["Test","IASI","L2","reader","."]
docstr: Test reader initialization.
docstr_tok: ["Test","reader","initialization","."]
code: def test_init(self):
      """Test reader initialization."""
      assert self.reader.filename == self.fname
      assert self.reader.finfo == self.fname_info
      assert self.reader.lons is None
      assert self.reader.lats is None
      assert self.reader.mda["platform_name"] == "Metop-B"
      assert self.reader.mda["sensor"] == "iasi"
  
imports: import math
  import os
  import unittest
  import numpy
  import pytest
  import xarray
label_desc: Use image node_id 8 for calling the TestIasiL2 obj's underlying member method code with example usage: obj.test_init() without return types