code: def test_simple_struct_dill():
      x = hl.Struct(key="group", value="adj")
      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 2 for calling a global function with example usage: test_simple_struct_dill() without return types