code: def test_atleast_1d2(self, xp):
      a = testing.shaped_arange((1, 3, 2), xp)
      return xp.atleast_1d(a)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy.cuda import runtime
  from cupy import testing
label_desc: Use image node_id 3 for calling the TestDims obj's underlying member method code with example usage: obj.test_atleast_1d2(xp) and returns: xp