code: def test_dump_one_experiment(
      client, ephemeral_loaded_with_benchmarks, testing_helpers
  ):
      """Test dump only experiment test_single_exp (no version specified)"""
      with DumpContext(client, "name=test_single_exp") as ctx:
          # We must have dumped version 2
          testing_helpers.check_unique_import_test_single_expV2(ctx.db)
  
imports: import logging
  import os
  import random
  import string
  import time
  import pytest
  from falcon import testing
  from orion.core.io.database.pickleddb import PickledDB
  from orion.core.utils import generate_temporary_file
  from orion.serving.webapi import WebApi
  from orion.storage.backup import load_database
  from orion.storage.base import setup_storage
label_desc: Use image node_id 7 for calling a global function with example usage: test_dump_one_experiment(client, ephemeral_loaded_with_benchmarks, testing_helpers) without return types