code: def test_fuse_config():
      with dask.config.set({"optimization.fuse.active": False}):
          d = {
              "a": 1,
              "b": (inc, "a"),
          }
          dependencies = {"b": ("a",)}
          assert fuse(d, "b", dependencies=dependencies) == (
              d,
              dependencies,
          )
  
imports: from __future__ import annotations
  import itertools
  import pickle
  from functools import partial
  import pytest
  import dask
  from dask.base import tokenize
  from dask.core import get_dependencies
  from dask.local import get_sync
  from dask.optimization import SubgraphCallable, cull, functions_of, fuse, fuse_linear, inline, inline_functions
  from dask.utils import apply, partial_by_order
  from dask.utils_test import add, inc
label_desc: Use image node_id 29 for calling a global function with example usage: test_fuse_config() without return types