code: def test_schema():
      jsonschema = pytest.importorskip("jsonschema")
  
      config_fn = os.path.join(
          os.path.dirname(__file__), "..", "dask.yaml"
      )
      schema_fn = os.path.join(
          os.path.dirname(__file__), "..", "dask-schema.yaml"
      )
  
      with open(config_fn) as f:
          config = yaml.safe_load(f)
  
      with open(schema_fn) as f:
          schema = yaml.safe_load(f)
  
      jsonschema.validate(config, schema)
  
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 34 for calling a global function with example usage: test_schema() without return types