基本用法: python owamails.py -u -l -p 可选参数: -h, --help show this help message and exit -u URL, --url URL Url, provide schema and not final / (eg https://example.org) -l LIST, --list LIST Users mailbox list -p PATH, --path PATH Path to write emails in xml format -f FQDN, --fqdn FQDN FQDN -d DOMAIN, --domain DOMAIN