How to use the pyicloud.PyiCloudService function in pyicloud

def authenticate(username, password):
    print("Signing in...")

    if password:
      icloud = PyiCloudService(username, password)
    else:
      icloud = PyiCloudService(username)

    if icloud.requires_2fa:
        print("Two-factor authentication required. Your trusted devices are:")

        devices = icloud.trusted_devices
        for i, device in enumerate(devices):
            print("  %s: %s" % (i, device.get('deviceName',
                "SMS to %s" % device.get('phoneNumber'))))

        device = click.prompt('Which device would you like to use?', default=0)
        device = devices[device]
        if not icloud.send_verification_code(device):
            print("Failed to send verification code")
            sys.exit(1)

def on_intent(request):
    api = PyiCloudService(os.environ['APPLE_ID'], os.environ['PASSWORD'])
    for iphone in get_iphones(api):
        iphone.play_sound()

    speechlet_response = build_speechlet_response(
        title=request['intent']['name'],
        output='Ok, you should be able to hear it beeping now.',
        reprompt_text='Ok, you should be able to hear it beeping now.',
        should_end_session=True,
    )
    return build_response(
        session_attributes={},
        speechlet_response=speechlet_response,
    )

def reset_account_icloud(self):
        """Reset an iCloud account."""
        icloud_dir = self.hass.config.path("icloud")
        if not os.path.exists(icloud_dir):
            os.makedirs(icloud_dir)

        try:
            self.api = PyiCloudService(
                self.username, self.password, cookie_directory=icloud_dir, verify=True
            )
        except PyiCloudFailedLoginException as error:
            self.api = None
            _LOGGER.error("Error logging into iCloud Service: %s", error)
            return

        try:
            self.devices = {}
            self._overridestates = {}
            self._intervals = {}
            for device in self.api.devices:
                status = device.status(DEVICESTATUSSET)
                _LOGGER.debug("Device Status is %s", status)
                devicename = slugify(status["name"].replace(" ", "", 99))
                _LOGGER.info("Adding icloud device: %s", devicename)

# Which password we use is determined by your username, so we
        # do need to check for this first and separately.
        if not username:
            parser.error('No username supplied')

        if not password:
            password = utils.get_password(
                username,
                interactive=command_line.interactive
            )

        if not password:
            parser.error('No password supplied')

        try:
            api = pyicloud.PyiCloudService(
                username.strip(),
                password.strip()
            )
            if (
                not utils.password_exists_in_keyring(username) and
                command_line.interactive and
                confirm("Save password in keyring? ")
            ):
                utils.store_password_in_keyring(username, password)
            break
        except pyicloud.exceptions.PyiCloudFailedLoginException:
            # If they have a stored password; we just used it and
            # it did not work; let's delete it if there is one.
            if utils.password_exists_in_keyring(username):
                utils.delete_password_in_keyring(username)

# Which password we use is determined by your username, so we
        # do need to check for this first and separately.
        if not username:
            parser.error('No username supplied')

        if not password:
            password = utils.get_password(
                username,
                interactive=command_line.interactive
            )

        if not password:
            parser.error('No password supplied')

        try:
            api = pyicloud.PyiCloudService(
                username.strip(),
                password.strip()
            )
            if (
                not utils.password_exists_in_keyring(username) and
                command_line.interactive and
                confirm("Save password in keyring? ")
            ):
                utils.store_password_in_keyring(username, password)

            if api.requires_2sa:
                import click
                print("Two-step authentication required.",
                      "Your trusted devices are:")

                devices = api.trusted_devices

def find_iphone(text):
    try:
        api = PyiCloudService(ICLOUD_USERNAME, ICLOUD_PASSWORD)
    except PyiCloudFailedLoginException:
        tts("Invalid Username & Password")
        return

    # All Devices
    devices = api.devices

    # Just the iPhones
    iphones = []

    for device in devices:
        current = device.status()
        if "iPhone" in current['deviceDisplayName']:
            iphones.append(device)

    # The one to ring