code: def test_fixed_value_fixed():
      d = DogmaticDict({"a": 7})
      d["a"] = 8
      assert d["a"] == 7
  
      del d["a"]
      assert "a" in d
      assert d["a"] == 7
  
      d.update([("a", 9), ("b", 12)])
      assert d["a"] == 7
  
      d.update({"a": 9, "b": 12})
      assert d["a"] == 7
  
      d.update(a=10, b=13)
      assert d["a"] == 7
  
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 9 for calling a global function with example usage: test_fixed_value_fixed() without return types