code: def test_zero_size(self, xp):
      a = xp.array([])
      assert xp.may_share_memory(a, a) is False
  
imports: import numpy
  import unittest
  import cupy
  from cupy import testing
label_desc: Use image node_id 3 for calling the TestMayShareMemory obj's underlying member method code with example usage: obj.test_zero_size(xp) without return types