code: def test_simple(self, xp):
      a = xp.ones((20, 10), "d")
      return xp.apply_along_axis(len, self.axis, a)
  
file_path: cupy/tests/cupy_tests/lib_tests/test_shape_base.py
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestApplyAlongAxis obj's underlying member method code with example usage: obj.test_simple(xp) and returns: xp