code: def test_trim_zero_dim(self, dtype):
      for xp in (numpy, cupy):
          a = testing.shaped_arange((), xp, dtype)
          with pytest.raises(TypeError):
              xp.trim_zeros(a, trim=self.trim)
  
imports: import unittest
  import pytest
  import numpy
  import cupy
  from cupy import testing
label_desc: Use image node_id 6 for calling the TestTrim_zeros obj's underlying member method code with example usage: obj.test_trim_zero_dim(dtype) without return types