code: def _get_test(
      test_name: str, test_collection_file: Tuple[str]
  ) -> Test:
      test_collection = read_and_validate_release_test_collection(
          test_collection_file or ["release/release_tests.yaml"],
      )
      return [
          test for test in test_collection if test["name"] == test_name
      ][0]
  
imports: import click
  import copy
  import subprocess
  import os
  import json
  import time
  from typing import Dict, List, Set, Tuple
  from pathlib import Path
  from ray_release.bazel import bazel_runfile
  from ray_release.logger import logger
  from ray_release.buildkite.step import get_step
  from ray_release.byod.build import build_anyscale_base_byod_images, build_anyscale_custom_byod_image
  from ray_release.config import read_and_validate_release_test_collection
  from ray_release.configs.global_config import init_global_config
  from ray_release.test import Test
  from ray_release.test_automation.release_state_machine import ReleaseTestStateMachine
label_desc: Use image node_id 7 for calling a global function with example usage: _get_test(test_name, test_collection_file) and returns: unknown