How to use the aioimaplib.aioimaplib.AioImapException function in aioimaplib

super().append_to_resp(line, result)
        else:
            self.buffer.append(line)

    def flush(self):
        if self.buffer:
            self.queue.put_nowait(copy(self.buffer))
            self.buffer.clear()


class AioImapException(Exception):
    def __init__(self, reason):
        super().__init__(reason)


class Error(AioImapException):
    def __init__(self, reason):
        super().__init__(reason)


class Abort(Error):
    def __init__(self, reason):
        super().__init__(reason)


class CommandTimeout(AioImapException):
    def __init__(self, command):
        self.command = command


class IncompleteRead(AioImapException):
    def __init__(self, cmd, data=b''):

class Error(AioImapException):
    def __init__(self, reason):
        super().__init__(reason)


class Abort(Error):
    def __init__(self, reason):
        super().__init__(reason)


class CommandTimeout(AioImapException):
    def __init__(self, command):
        self.command = command


class IncompleteRead(AioImapException):
    def __init__(self, cmd, data=b''):
        self.cmd = cmd
        self.data = data


def change_state(coro):
    @functools.wraps(coro)
    @asyncio.coroutine
    def wrapper(self, *args, **kargs):
        with (yield from self.state_condition):
            res = yield from coro(self, *args, **kargs)
            log.debug('state -> %s' % self.state)
            self.state_condition.notify_all()
            return res

    return wrapper

class AioImapException(Exception):
    def __init__(self, reason):
        super().__init__(reason)


class Error(AioImapException):
    def __init__(self, reason):
        super().__init__(reason)


class Abort(Error):
    def __init__(self, reason):
        super().__init__(reason)


class CommandTimeout(AioImapException):
    def __init__(self, command):
        self.command = command


class IncompleteRead(AioImapException):
    def __init__(self, cmd, data=b''):
        self.cmd = cmd
        self.data = data


def change_state(coro):
    @functools.wraps(coro)
    @asyncio.coroutine
    def wrapper(self, *args, **kargs):
        with (yield from self.state_condition):
            res = yield from coro(self, *args, **kargs)