code: def _reset_backend_state(self):
      xb._backends = {}
      xb._backend_errors = {}
      xb._default_backend = None
      xb.get_backend.cache_clear()
  
imports: import os
  import platform
  import time
  import warnings
  from absl import logging
  from absl.testing import absltest
  from jax._src import compiler
  from jax._src import config
  from jax._src import test_util
  from jax._src import xla_bridge
  from jax._src.interpreters import xla
  from jax._src.lib import xla_client
label_desc: Use image node_id 5 for calling the GetBackendTest obj's underlying member method code with example usage: obj._reset_backend_state() without return types