code: def test_eye(self, xp, dtype, order, offset):
      return xp.eye(5, 4, offset, dtype, order=order)
  
imports: import numpy
  import pytest
  import warnings
  import cupy
  from cupy import testing
label_desc: Use image node_id 17 for calling the TestBasic obj's underlying member method code with example usage: obj.test_eye(xp, dtype, order, offset) and returns: xp