code: def test_fallback():
      d = DogmaticDict(fallback={"a": 23})
      assert "a" in d
      assert d["a"] == 23
      assert d.get("a") == 23
  
      d = DogmaticDict()
      d.fallback = {"a": 23}
      assert "a" in d
      assert d["a"] == 23
      assert d.get("a") == 23
  
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 11 for calling a global function with example usage: test_fallback() without return types