Function character_buffered

invoke/terminals.py:178–201

Force local terminal ``stream`` be character, not line, buffered. Only applies to Unix-based systems; on Windows this is a no-op. .. versionadded:: 1.0

(
    stream: IO,
)

@contextmanager
def character_buffered(
    stream: IO,
) -> Generator[None, None, None]:
    """
    Force local terminal ``stream`` be character, not line, buffered.

    Only applies to Unix-based systems; on Windows this is a no-op.

    .. versionadded:: 1.0
    """
    if (
        WINDOWS
        or not isatty(stream)
        or not stdin_is_foregrounded_tty(stream)
        or cbreak_already_set(stream)
    ):
        yield
    else:
        old_settings = termios.tcgetattr(stream)
        tty.setcbreak(stream)
        try:
            yield
        finally:
            termios.tcsetattr(stream, termios.TCSADRAIN, old_settings)


def ready_for_reading(input_: IO) -> bool: