code: def test_large_prime_lengths(self, xp, scp, N):
      x = testing.shaped_random((N,))
      if xp == np:
          x = x.get()
      return scp.signal.czt(x)
  
imports: from math import pi
  import pytest
  import cupy
  import numpy
  from cupy import testing
  from cupy.testing import assert_allclose
  import cupyx.scipy.fft
  import cupyx.scipy.signal
label_desc: Use image node_id 11 for calling the Test1D obj's underlying member method code with example usage: obj.test_large_prime_lengths(xp, scp, N) and returns: scp