from typing import (
    List,
    Optional,
    Tuple,
    Union,
)


def normalize_whitespace(string: str) -> str: ...


def parse_html(html: str) -> Element: ...


class Element:
    def __contains__(self, element: Element) -> bool: ...
    def __eq__(self, element: Union[str, Element]) -> bool: ...
    def __getitem__(self, key: int) -> Union[str, Element]: ...
    def __hash__(self) -> int: ...
    def __init__(
        self,
        name: Optional[str],
        attributes: Union[Tuple, List[Tuple[str, None]], List[Tuple[str, str]], List[Union[Tuple[str, str], Tuple[str, None]]]]
    ) -> None: ...
    def __repr__(self) -> str: ...
    def __str__(self) -> str: ...
    def _count(self, element: Union[str, Element], count: bool = ...) -> int: ...
    def append(self, element: Union[str, Element]) -> None: ...
    def count(self, element: Element) -> int: ...
    def finalize(self) -> None: ...


class Parser:
    def __init__(self) -> None: ...
    @property
    def current(self) -> Element: ...
    def handle_charref(self, name: str) -> None: ...
    def handle_data(self, data: str) -> None: ...
    def handle_endtag(self, tag: str) -> None: ...
    def handle_entityref(self, name: str) -> None: ...
    def handle_startendtag(self, tag: str, attrs: List[Tuple[str, str]]) -> None: ...
    def handle_starttag(
        self,
        tag: str,
        attrs: Union[List[Union[Tuple[str, str], Tuple[str, None]]], List[Tuple[str, str]]]
    ) -> None: ...


class RootElement:
    def __init__(self) -> None: ...
    def __str__(self) -> str: ...