code: def test_python_lift(cooccurrence1, cooccurrence2, target_matrices):
      L1 = lift(cooccurrence1)
      assert type(L1) == np.ndarray
      assert L1 == target_matrices["lift1"]
  
      L2 = lift(cooccurrence2)
      assert type(L2) == np.ndarray
      assert L2 == target_matrices["lift2"]
  
file_path: recommenders/tests/unit/recommenders/utils/test_python_utils.py
imports: import pytest
  import numpy
  from recommenders.utils.python_utils import exponential_decay, jaccard, lift, get_top_k_scored_items, binarize, rescale
label_desc: Use image node_id 6 for calling a global function with example usage: test_python_lift(cooccurrence1, cooccurrence2, target_matrices) without return types