使用Python获取主流浏览器Cookie的实用教程

pip install browser_cookie3

import browser_cookie3
import http.cookiejar

def get_browser_cookies(browser_name="chrome"):
    """
    获取指定浏览器的本地Cookie。
    支持的浏览器名称: 'chrome', 'firefox', 'edge', 'brave', 'opera', 'chromium'
    """
    try:
        cj = None
        if browser_name == "chrome":
            cj = browser_cookie3.chrome()
        elif browser_name == "firefox":
            cj = browser_cookie3.firefox()
        elif browser_name == "edge":
            cj = browser_cookie3.edge()
        elif browser_name == "brave":
            cj = browser_cookie3.brave()
        elif browser_name == "opera":
            cj = browser_cookie3.opera()
        elif browser_name == "chromium":
            cj = browser_cookie3.chromium()
        else:
            print(f"不支持的浏览器类型: {browser_name}")
            return []

        if cj:
            cookies_list = []
            for cookie in cj:
                cookies_list.append({
                    'Name': cookie.name,
                    'Value': cookie.value,
                    'Domain': cookie.domain,
                    'Path': cookie.path,
                    'Expires': cookie.expires,
                    'Secure': cookie.secure,
                    'HttpOnly': cookie.has_nonstandard_attr('HttpOnly')
                })
            return cookies_list
        return []

    except Exception as e:
        print(f"获取 {browser_name} 浏览器Cookie时发生错误: {e}")
        print("请确保浏览器已关闭，或者检查权限。")
        return []

if __name__ == "__main__":
    print("--- 获取 Chrome 浏览器Cookie ---")
    chrome_cookies = get_browser_cookies("chrome")
    if chrome_cookies:
        for cookie in chrome_cookies[:5]: # 打印前5个Cookie作为示例
            print(f"  Name: {cookie['Name']}")
            print(f"  Value: {cookie['Value']}")
            print(f"  Domain: {cookie['Domain']}")
            print("-" * 20)
        print(f"共找到 {len(chrome_cookies)} 个Chrome Cookie。")
    else:
        print("未能获取Chrome Cookie。")

    print("\n--- 获取 Firefox 浏览器Cookie ---")
    firefox_cookies = get_browser_cookies("firefox")
    if firefox_cookies:
        for cookie in firefox_cookies[:5]: # 打印前5个Cookie作为示例
            print(f"  Name: {cookie['Name']}")
            print(f"  Value: {cookie['Value']}")
            print(f"  Domain: {cookie['Domain']}")
            print("-" * 20)
        print(f"共找到 {len(firefox_cookies)} 个Firefox Cookie。")
    else:
        print("未能获取Firefox Cookie。")

import requests
import pprint

def get_session_cookies(url):
    """
    使用requests库获取特定URL的会话Cookie。
    """
    try:
        session = requests.Session()
        # 发送GET请求，session会自动存储服务器返回的Cookie
        response = session.get(url)

        # 获取session中当前所有的Cookie字典
        cookies_dict = session.cookies.get_dict()

        print(f"访问 {url} 后获取的会话Cookie:")
        pp = pprint.PrettyPrinter(indent=4)
        pp.pprint(cookies_dict)

        return cookies_dict
    except requests.exceptions.RequestException as e:
        print(f"请求 {url} 时发生错误: {e}")
        return {}

if __name__ == "__main__":
    # 示例：访问Google并获取其会话Cookie
    get_session_cookies("https://www.google.com")

    # 示例：访问一个需要登录的网站（这里只是模拟，实际需替换为可访问的URL）
    # get_session_cookies("https://www.example.com/login")