code: def test_spline_filter_lambda_zero(self):
      for xp, scp in [(cupy, cupyx.scipy), (np, scipy)]:
          with pytest.raises(ValueError):
              scp.signal.spline_filter(xp.asarray([0.0]), 0)
  
imports: import sys
  import unittest
  import pytest
  import cupy
  from cupy import testing
  import cupyx.scipy.signal
  import numpy
label_desc: Use image node_id 1 for calling the TestSplineFilter obj's underlying member method code with example usage: obj.test_spline_filter_lambda_zero() without return types