找到唯一的IP地址

import re

def count_unique_ipv4_addresses(file_path):
    ipv4_pattern = re.compile(r'(?:[0-9]{1,3}\.){3}[0-9]{1,3}')
    unique_ips = set()

    with open(file_path, 'r') as file:
        for line in file:
            ips_in_line = ipv4_pattern.findall(line)
            for ip in ips_in_line:
                unique_ips.add(ip)

    print(unique_ips)

    return len(unique_ips)

if __name__ == "__main__":
    file_path = "ip_addresses.txt"  # 这里替换为实际的文本文档路径
    num_unique_ips = count_unique_ipv4_addresses(file_path)
    print(f"文本文档中唯一的IPv4地址数量为: {num_unique_ips}")