docs: def make_constants(builtin_only=False, stoplist=[], verbose=False):
      """
      Return a decorator for optimizing global references.
      Verify that the first argument is a function.
      """
      if type(builtin_only) == type(make_constants):
          raise ValueError("The make_constants decorator must have arguments.")
      return lambda f: _make_constants(f, builtin_only, stoplist, verbose)