class_docstr: Test the temporal RGB blending method.
class_docstr_tok: ["Test","the","temporal","RGB","blending","method","."]
docstr: Test that nominal usage with 3 datasets works.
docstr_tok: ["Test","that","nominal","usage","with","3","datasets","works","."]
code: def test_nominal(self, nominal_data, expected_result):
      """Test that nominal usage with 3 datasets works."""
      from satpy.multiscene import temporal_rgb
  
      res = temporal_rgb(nominal_data)
  
      self._assert_results(
          res, nominal_data[-1].attrs["start_time"], expected_result
      )
  
imports: from datetime import datetime
  import dask.array
  import numpy
  import pytest
  import xarray
  from pyresample.geometry import AreaDefinition
  from satpy import DataQuery, Scene
  from satpy.multiscene import stack, timeseries
  from satpy.tests.multiscene_tests.test_utils import DEFAULT_SHAPE, _create_test_area, _create_test_dataset, _create_test_int8_dataset
  from satpy.tests.utils import make_dataid
label_desc: Use image node_id 4 for calling the TestTemporalRGB obj's underlying member method code with example usage: obj.test_nominal(nominal_data, expected_result) without return types