code: def test_resource_group_mentioned(batch):
      b = batch
      j = b.new_job()
      j.declare_resource_group(foo={"bed": "{root}.bed"})
      assert isinstance(j.foo, ResourceGroup)
      j.command(f'echo "hello" > {j.foo}')
  
      t2 = b.new_job()
      t2.command(f'echo "hello" >> {j.foo.bed}')
      b.run()
  
imports: from typing import AsyncIterator
  import os
  import pytest
  import subprocess
  import tempfile
  from hailtop import pip_version
  from hailtop.batch import Batch, LocalBackend, ResourceGroup
  from hailtop.batch.resource import JobResourceFile
  from hailtop.batch.utils import concatenate
label_desc: Use image node_id 24 for calling a global function with example usage: test_resource_group_mentioned(batch) without return types