code: def orca_context_fixture():
      from bigdl.orca import init_orca_context, stop_orca_context
  
      init_orca_context(
          cores=8, init_ray_on_spark=True, object_store_memory="1g"
      )
      yield
      stop_orca_context()
  
label_desc: Use image node_id 1 for calling a global function with example usage: orca_context_fixture() without return types