ftplib.py 文件源码

def ntransfercmd(self, cmd, rest=None):
            conn, size = FTP.ntransfercmd(self, cmd, rest)
            if self._prot_p:
                server_hostname = self.host if ssl.HAS_SNI else None
                conn = self.context.wrap_socket(conn,
                                                server_hostname=server_hostname)
            return conn, size