如何使用 Python 调用 API 接口获取淘宝商品数据

import requestsimport jsonimport time
def get_taobao_product(keywords, app_key, app_secret):    """从淘宝获取商品数据"""        # 构造请求参数    params = {        'app_key': app_key,        'method': 'taobao.items.search',        'timestamp': str(int(time.time())),        'format': 'json',        'v': '2.0',        'sign_method': 'md5',        'fields': 'num_iid,title,pict_url,price,nick,seller_id',        'keyword': keywords,        'page_no': '1',        'page_size': '10'    }        # 生成签名    params['sign'] = generate_sign(params, app_secret)        # 发送请求    response = requests.get('https://gw.api.taobao.com/router/rest', params=params)        # 解析响应    if response.status_code == 200:        data = json.loads(response.text)        if data.get('success'):            return data['result']['items']    return None
def generate_sign(params, app_secret):    """生成签名"""    params_list = sorted([(k, v) for k, v in params.items() if v is not None])    string_to_sign = app_secret + params['timestamp'] + params['method']    for k, v in params_list:        if k != 'sign':            string_to_sign += k + v    md5 = hashlib.md5()    md5.update(string_to_sign.encode('utf-8'))    return md5.hexdigest().upper()
# 测试代码if __name__ == '__main__':    app_key = 'YOUR_APP_KEY' # 替换为自己的App Key    app_secret = 'YOUR_APP_SECRET' # 替换为自己的App Secret    keywords = '手机' # 搜索的关键词，这里以手机为例    products = get_taobao_product(keywords, app_key, app_secret)    if products:        for product in products:            print('商品ID：', product['num_iid'])            print('商品标题：', product['title'])            print('商品图片URL：', product['pict_url'])            print('商品价格：', product['price'])            print('卖家昵称：', product['nick'])            print('------------------')    else:        print('获取商品失败')