code: def test_response(self, xp, scp, args, kwds):
      h = scp.signal.firwin(*args, **kwds)
      return h
  
imports: import cupy
  import cupyx.scipy.signal
  from cupy import testing
  import pytest
  from pytest import raises
label_desc: Use image node_id 1 for calling the TestFirwin obj's underlying member method code with example usage: obj.test_response(xp, scp, args, kwds) and returns: h