code: def test_get_metrics_returns_dict():
      ground_truth, retrieved = return_ground_incorrect_retrievals()
      assert isinstance(get_all_metrics(ground_truth, retrieved), dict)
      assert len(get_all_metrics(ground_truth, retrieved).values()) == 3
  
file_path: imagededup/tests/test_information_retrieval.py
imports: import pickle
  import pytest
  from pathlib import Path
  from imagededup.handlers.metrics.information_retrieval import *
label_desc: Use image node_id 15 for calling a global function with example usage: test_get_metrics_returns_dict() without return types