Send text message to telegram user. Text message should be markdown
        formatted.

        :param text: markdown formatted text.
        :return: status code on error.

def send_text(self, text):
        """Send text message to telegram user. Text message should be markdown
        formatted.

        :param text: markdown formatted text.
        :return: status code on error.
        """
        if not self.is_token_set:
            raise ValueError('TelepythClient: Access token is not set!')

        stream = StringIO()
        stream.write(text)
        stream.seek(0)

        return self(stream)