__init__.py 文件源码

def whois(url, command=False):
    # clean domain to expose netloc
    ip_match = re.match(r"^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$", url)
    if ip_match:
        domain = url
        try:
            result = socket.gethostbyaddr(url)
        except socket.herror as e:
            pass
        else:
            domain = result[0]
    else:
        domain = extract_domain(url)
    if command:
        # try native whois command
        r = subprocess.Popen(['whois', domain], stdout=subprocess.PIPE)
        text = r.stdout.read()
    else:
        # try builtin client
        nic_client = NICClient()
        text = nic_client.whois_lookup(None, domain, 0)
    return WhoisEntry.load(domain, text)