code: def test_ricker_points(self, xp, scp):
      points = 100
      return scp.signal.ricker(points, 2.0)
  
file_path: cupy/tests/cupyx_tests/scipy_tests/signal_tests/test_wavelets.py
imports: import pytest
  from cupy import testing
  import cupyx.scipy.signal
label_desc: Use image node_id 10 for calling the TestWavelets obj's underlying member method code with example usage: obj.test_ricker_points(xp, scp) and returns: scp