4-1

4-1
import ping3
from ipaddress import IPv4Network
from concurrent.futures import ThreadPoolExecutor, as_completed

def ping(ip):
    try:
        available = ping3.ping(ip)
    except Exception:
        available = False
    return (ip, available)

def getAvailableIP(network):
    result = []
    with ThreadPoolExecutor() as executor:
        futures = []
        for ip in IPv4Network(network, strict=True):
            futures.append(executor.submit(ping, str(ip)))
        for future in as_completed(futures):
            ip, available = future.result()
            if available:
                result.append(ip)
    return result

if __name__ == '__main__':
    print(getAvailableIP('192.168.1.0/255.255.255.0'))