"""A dummy module with no effect for use on systems without readline.""" from typing import Callable from typing import Iterable from typing import List from typing import Optional def get_completer() -> Optional[Callable[[], str]]: """An empty implementation of readline.get_completer.""" def get_completer_delims() -> List[str]: """An empty implementation of readline.get_completer_delims.""" return [] def parse_and_bind(unused_command: str) -> None: """An empty implementation of readline.parse_and_bind.""" def set_completer(unused_function: Optional[Callable[[], str]] = None) -> None: """An empty implementation of readline.set_completer.""" def set_completer_delims(unused_delims: Iterable[str]) -> None: """An empty implementation of readline.set_completer_delims."""