31     def stream(self) -> Iterator[str]:  argument
34     def key(self):  argument
41     def __eq__(self, other):  argument
47     def __hash__(self):  argument
58     def __init__(self, name: str, value: str, indent=0):  argument
63     def key(self):  argument
67     def stream(self) -> Iterator[str]:  argument
91     def __init__(self, name: str, variables: list[tuple[(str, str)]] = ()):  argument
98     def variables(self):  argument
102     def key(self):  argument
106     def add_variable(self, name: str, value: str):  argument
113     def stream(self) -> Iterator[str]:  argument
120     def _validate_rule(self):  argument
124     def _assert_variable_is_not_empty(self, variable_name: str):  argument
139     def __init__(self,  argument
157     def key(self):  argument
163     def variables(self):  argument
167     def add_variable(self, name: str, value: str):  argument
171     def stream(self) -> Iterator[str]:  argument
189     def _validate(self):  argument
197     def _as_list(self, list_like):  argument
216     def __init__(self, name: str, depth: int):  argument
220     def stream(self) -> Iterator[str]:  argument
226     def __init__(self,  argument
234     def stream(self) -> Iterator[str]:  argument
246     def __init__(self, value: str):  argument
249     def stream(self) -> Iterator[str]:  argument