get_local_ip_and_public_ip.py

import socket

def get_local_ip():
    """返回本机用于对外通信的 IPv4 地址（不会发实际数据）"""
    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
    try:
        # 这里用任意公网地址和端口（不必可达）
        s.connect(("8.8.8.8", 80))
        ip = s.getsockname()[0]
    except Exception:
        ip = "127.0.0.1"
    finally:
        s.close()
    return ip

print(get_local_ip())

import requests

def get_public_ip(timeout=3):
    urls = [
        "https://api.ipify.org",       # 简单返回 IP 文本
        "https://ifconfig.me/ip",
        "https://ident.me"
    ]
    for u in urls:
        try:
            r = requests.get(u, timeout=timeout)
            r.raise_for_status()
            ip = r.text.strip()
            if ip:
                return ip
        except Exception:
            continue
    return None

print(get_public_ip())