imap.py 文件源码

def __init__(self, hostname, port=None, ssl=True):
        self.hostname = hostname
        self.port = port
        kwargs = {}

        if ssl:
            self.transport = IMAP4_SSL
            if not self.port:
                self.port = 993

        else:
            self.transport = IMAP4
            if not self.port:
                self.port = 143

        self.server = self.transport(self.hostname, self.port)
        logger.debug("Created IMAP4 transport for {host}:{port}"
                     .format(host=self.hostname, port=self.port))