code: def test_download_artifacts(local_artifact_repo, dst_path):
      artifact_rel_path = "test.txt"
      artifact_text = "hello world!"
      empty_dir_path = "empty_dir"
      with TempDir(chdr=True) as local_dir:
          if dst_path:
              os.mkdir(dst_path)
          artifact_src_path = local_dir.path(artifact_rel_path)
          os.mkdir(local_dir.path(empty_dir_path))
          with open(artifact_src_path, "w") as f:
              f.write(artifact_text)
          local_artifact_repo.log_artifacts(local_dir.path())
          result = local_artifact_repo.download_artifacts(
              artifact_path=artifact_rel_path, dst_path=dst_path
          )
          with open(result) as f:
              assert f.read() == artifact_text
          result = local_artifact_repo.download_artifacts(
              artifact_path="", dst_path=dst_path
          )
          empty_dir_dst_path = os.path.join(result, empty_dir_path)
          assert os.path.isdir(empty_dir_dst_path)
          assert len(os.listdir(empty_dir_dst_path)) == 0
  
file_path: mlflow/tests/store/artifact/test_local_artifact_repo.py
imports: import os
  import posixpath
  import pytest
  from mlflow.exceptions import MlflowException
  from mlflow.store.artifact.local_artifact_repo import LocalArtifactRepository
  from mlflow.utils.file_utils import TempDir
label_desc: Use image node_id 5 for calling a global function with example usage: test_download_artifacts(local_artifact_repo, dst_path) without return types