code: def test_frozendict_dill():
      x = {hl.utils.frozendict({"abc": 123, "def": "hello"}): 10}
      assert x == dill.loads(dill.dumps(x))
  
file_path: hail/hail/python/test/hail/utils/test_pickle.py
imports: import pickle
  import dill
  import hail
label_desc: Use image node_id 4 for calling a global function with example usage: test_frozendict_dill() without return types