Send sticker to this peer.
        :param sticker: File path to sticker to send.
        :param reply: Message object.
        :param on_success: Callback to call when call is complete.

        :type reply: int or Message

def send_sticker(self, sticker: str, reply: Message=None, on_success: callable=None,
                     reply_markup: botapi.ReplyMarkup=None):
        """
        Send sticker to this peer.
        :param sticker: File path to sticker to send.
        :param reply: Message object.
        :param on_success: Callback to call when call is complete.

        :type reply: int or Message
        """

        self.twx.send_sticker(peer=self, sticker=sticker, reply_to_message_id=reply, on_success=on_success,
                              reply_markup=reply_markup)