仅使用Python 2.7内置模块计算子网内所有in

import socket
import struct

def calculate_subnet_ips(subnet):
    ip, cidr = subnet.split('/')
    network = struct.unpack('!I', socket.inet_aton(ip))[0] & ((2**32 - 1) << (32 - int(cidr)))
    start_ip = socket.inet_ntoa(struct.pack('!I', network))
    end_ip = socket.inet_ntoa(struct.pack('!I', network + (2**(32 - int(cidr))) - 1))

    ips = []
    current_ip = start_ip
    while current_ip != end_ip:
        ips.append(current_ip)
        current_ip = socket.inet_ntoa(struct.pack('!I', struct.unpack('!I', socket.inet_aton(current_ip))[0] + 1))

    return ips

subnet = '192.168.0.0/24'
ips = calculate_subnet_ips(subnet)
print(ips)