code: def _test_hit(items, rel, **kwargs):
      recs = pd.DataFrame({"item": items})
      truth = pd.DataFrame({"item": rel}).set_index("item")
      return hit(recs, truth, **kwargs)
  
file_path: lkpy/tests/test_topn_hit.py
imports: import logging
  import numpy
  import pandas
  from pytest import approx
  from lenskit.metrics.topn import hit
  from lenskit.util.test import demo_recs
  from lenskit import topn
label_desc: Use image node_id 1 for calling a global function with example usage: _test_hit(items, rel) and returns: hit