code: def test_params_show_targets(params_repo):
      assert api.params_show("params.yaml") == {"foo": 5}
      assert api.params_show("params.yaml", "params.json") == {
          "foo": 5,
          "bar": 2,
          "foobar": 3,
      }
      assert api.params_show("params.yaml", stages="stage-1") == {
          "bar": 2,
          "foo": 5,
      }
  
imports: import json
  import os
  from textwrap import dedent
  from typing import Dict, List
  import pytest
  from dvc import api
label_desc: Use image node_id 4 for calling a global function with example usage: test_params_show_targets(params_repo) without return types