code: def test_checksums(tmp_path: pathlib.Path):
      path = tmp_path / "checksums.tsv"
      url_infos = {
          "http://abc.org/data": checksums.UrlInfo(
              checksum="abcd",
              size=1234,
              filename="a.zip",
          ),
          "http://edf.org/data": checksums.UrlInfo(
              checksum="abcd",
              size=1234,
              filename="b.zip",
          ),
      }
  
      checksums.save_url_infos(path, url_infos)
      loaded_url_infos = checksums.load_url_infos(path)
      assert loaded_url_infos == url_infos
  
imports: import hashlib
  import pathlib
  from tensorflow_datasets.core import utils
  from tensorflow_datasets.core.download import checksums
label_desc: Use image node_id 1 for calling a global function with example usage: test_checksums(tmp_path) without return types