code: def test_rmtree(self, backend_mode):
      with tempfile.TemporaryDirectory() as temp_dir_path:
          dir0_path = os.path.join(temp_dir_path, "dir0")
  
          os.mkdir(dir0_path)
          os.mkdir(os.path.join(dir0_path, "dir1"))
          os.mkdir(os.path.join(dir0_path, "dir1", "dir2"))
          os.mkdir(os.path.join(dir0_path, "dir1", "dir3"))
          os.mkdir(os.path.join(dir0_path, "dir4"))
          os.mkdir(os.path.join(dir0_path, "dir4", "dir5"))
          os.mkdir(os.path.join(dir0_path, "dir6"))
  
          with io.override_mode(backend_mode):
              io.rmtree(dir0_path)
  
          self.assertTrue(not os.path.exists(dir0_path))
  
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 13 for calling the IOTest obj's underlying member method code with example usage: obj.test_rmtree(backend_mode) without return types