class_docstr: Test the pyspectral-based Rayleigh correction modifier.
code: def _get_angles_prereqs_and_opts(self, as_optionals):
      wavelength = (0.45, 0.47, 0.49)
      resolution = 1000
      input_band, red_band, *angles = self._create_test_data(
          "B01", wavelength, resolution
      )
      prereqs = [input_band, red_band]
      opt_prereqs = []
      if as_optionals:
          opt_prereqs = angles
      else:
          prereqs += angles
      return prereqs, opt_prereqs
  
imports: import unittest
  from datetime import datetime
  from unittest import mock
  import dask.array
  import numpy
  import pytest
  import xarray
  from pyresample.geometry import AreaDefinition, StackedAreaDefinition
  from pytest_lazyfixture import lazy_fixture
label_desc: Use image node_id 5 for calling the TestPSPRayleighReflectance obj's underlying member method code with example usage: obj._get_angles_prereqs_and_opts(as_optionals) and returns: prereqs,  opt_prereqs