invalidroutesreporter.py 文件源码

def _connect_smtp(self, force=False):
        if self.smtp_connection is not None and not force:
            return True

        try:
            logging.debug("Connecting to SMTP server {}:{}".format(
                self.host, self.port))
            smtp = smtplib.SMTP(self.host, self.port)
            if self.username and self.password:
                smtp.login(self.username, self.password)
            self.smtp_connection = smtp
        except Exception as e:
            logging.error("Error while connecting to SMTP server: "
                          "{}".format(str(e)),
                          exc_info=True)
            return False

        return True