code: def test_copy_raises_error(self, backend_mode, error_type):
      with tempfile.NamedTemporaryFile() as temp_file:
          with io.override_mode(backend_mode):
              with self.assertRaises(error_type):
                  io.copy(temp_file.name, temp_file.name)
  
imports: import os
  import tempfile
  import jax
  import tensorflow
  from absl.testing import absltest, parameterized
  from flax import errors, io
label_desc: Use image node_id 6 for calling the IOTest obj's underlying member method code with example usage: obj.test_copy_raises_error(backend_mode, error_type) without return types