imaplib.py 文件源码

def __init__(self, host='', port=IMAP4_SSL_PORT, keyfile=None, certfile=None, ssl_context=None):
            if ssl_context is not None and keyfile is not None:
                raise ValueError("ssl_context and keyfile arguments are mutually "
                                 "exclusive")
            if ssl_context is not None and certfile is not None:
                raise ValueError("ssl_context and certfile arguments are mutually "
                                 "exclusive")

            self.keyfile = keyfile
            self.certfile = certfile
            if ssl_context is None:
                ssl_context = ssl._create_stdlib_context(certfile=certfile,
                                                         keyfile=keyfile)
            self.ssl_context = ssl_context
            IMAP4.__init__(self, host, port)