code: def test_config_inheritance():
      config = collect_env(
          {
              "DASK_INTERNAL_INHERIT_CONFIG": serialize(
                  {"array": {"svg": {"size": 150}}}
              )
          }
      )
      assert dask.config.get("array.svg.size", config=config) == 150
  
imports: from __future__ import annotations
  import os
  import site
  import stat
  import sys
  from collections import OrderedDict
  from contextlib import contextmanager
  import pytest
  import yaml
  import dask.config
  from dask.config import _get_paths, canonical_name, collect, collect_env, collect_yaml, config, deserialize, ensure_file, expand_environment_variables, get, merge, pop, refresh, rename, serialize, update, update_defaults
  from dask.utils import tmpfile
label_desc: Use image node_id 42 for calling a global function with example usage: test_config_inheritance() without return types