from typing import Iterable, Iterator, Mapping class Dictionary: def __getitem__(self, key: str) -> str: ... def __setitem__(self, key: str, value: str) -> None: ... def __delitem__(self, key: str) -> None: ... def __len__(self) -> int: ... def __iter__(self) -> Iterator[str]: ... def __repr__(self) -> str: ... def keys(self) -> Iterable[str]: ... def copy(self) -> Dictionary: ... def pop(self, key: str) -> str: ... def update( self, other: Mapping[str, str] | Iterable[tuple[str, str]] = (), /, **kwds: str, ) -> None: ...