code: def test_merge_leaf_components_merges_keys_with_same_values(
      dag_module: Any, expected_var_dicts: Mapping[str, Any]
  ) -> None:
      leaf_components_dict = leaf_components(dag_module)
      for path, variable in _merge_leaf_components(
          leaf_components_dict
      ).items():
          assert path in expected_var_dicts
          for sub_path in path.split("\n"):
              assert sub_path in leaf_components_dict
              assert leaf_components_dict[sub_path] is variable
  
imports: from typing import Any, Callable, Mapping, Optional, Type
  import numpy
  import pytest
  import tensorflow
  from _pytest.fixtures import SubRequest
  from packaging.version import Version
  import gpflow
  from gpflow.base import AnyNDArray
  from gpflow.config import Config, as_context
  from gpflow.utilities import set_trainable
  from gpflow.utilities.traversal import _merge_leaf_components, leaf_components, tabulate_module_summary
label_desc: Use image node_id 10 for calling a global function with example usage: test_merge_leaf_components_merges_keys_with_same_values(dag_module, expected_var_dicts) without return types