code: def test_normalize_service():
      for (
          test_input_template,
          expected_template,
      ) in test_cases_normalise_pre_merge:
          for key in test_keys:
              test_input, _, expected = template_to_expression(
                  test_input_template, {}, expected_template, key
              )
              test_input = normalize_service(test_input)
              test_result = expected == test_input
              if not test_result:
                  print("base_template:     ", test_input_template)
                  print("expected:          ", expected)
                  print("actual:            ", test_input)
              assert test_result
  
file_path: podman-compose/pytests/test_can_merge_cmd_ent.py
imports: import copy
  import os
  import argparse
  import yaml
  from podman_compose import normalize_service, PodmanCompose
label_desc: Use image node_id 2 for calling a global function with example usage: test_normalize_service() without return types