class_docstr: Test the AHI gridded reader definition.
docstr: Check size of the low resolution (1km) grid.
docstr_tok: ["Check","size","of","the","low","resolution","(","1km",")","grid","."]
code: def test_med_res(self):
      """Check size of the low resolution (1km) grid."""
      tmp_fh = self.make_fh("vis.02")
      assert self.FULLDISK_SIZES[0.01]["x_size"] == tmp_fh.ncols
      assert self.FULLDISK_SIZES[0.01]["y_size"] == tmp_fh.nlines
  
imports: import os
  import shutil
  import tempfile
  import unittest
  from unittest import mock
  import dask.array
  import numpy
  import pytest
  from pyresample.geometry import AreaDefinition
  from satpy.readers.ahi_l1b_gridded_bin import AHI_LUT_NAMES, AHIGriddedFileHandler
label_desc: Use image node_id 4 for calling the TestAHIGriddedArea obj's underlying member method code with example usage: obj.test_med_res() without return types