code: def test_dict_interface_del_item():
      d = DogmaticDict()
      d["a"] = 12
      del d["a"]
      assert "a" not in d
  
file_path: sacred/tests/test_config/test_dogmatic_dict.py
imports: import pytest
  from sacred.config.custom_containers import DogmaticDict
label_desc: Use image node_id 4 for calling a global function with example usage: test_dict_interface_del_item() without return types