class_docstr: Test SEVIRI base.
docstr: Test the get_cds_time function for scalar inputs.
docstr_tok: ["Test","the","get_cds_time","function","for","scalar","inputs","."]
code: def test_get_cds_time_scalar(self):
      """Test the get_cds_time function for scalar inputs."""
      assert get_cds_time(
          days=21246, msecs=12 * 3600 * 1000
      ) == np.datetime64("2016-03-03 12:00")
  
imports: import unittest
  from datetime import datetime, timedelta
  import dask.array
  import numpy
  import pytest
  import xarray
  from satpy.readers.seviri_base import MEIRINK_COEFS, MEIRINK_EPOCH, NoValidOrbitParams, OrbitPolynomial, OrbitPolynomialFinder, SEVIRICalibrationHandler, chebyshev, dec10216, get_cds_time, get_padding_area, get_satpos, pad_data_horizontally, pad_data_vertically, round_nom_time
  from satpy.utils import get_legacy_chunk_size
label_desc: Use image node_id 3 for calling the SeviriBaseTest obj's underlying member method code with example usage: obj.test_get_cds_time_scalar() without return types