高效获取淘宝商品详情：API 开发实现链接解析的完整技术方案

import re
def extract_num_iid(taobao_url):
    # 匹配淘宝/天猫链接中的id参数
    pattern = r'id=(\d+)'
    match = re.search(pattern, taobao_url)
    return match.group(1) if match else None
# 示例：提取商品ID
url = "https://detail.tmall.com/item.htm?id=612345678901"
print(extract_num_iid(url))  # 输出：612345678901

from top.api import TopApiClient, ItemGetRequest
import time
def get_taobao_item_detail(appkey, app_secret, num_iid):
    # 初始化客户端（需指定官方网关地址）
    client = TopApiClient(
        appkey=appkey,
        secret=app_secret,
        url='https://eco.taobao.com/router/rest'
    )
    # 构造请求对象，指定需获取的字段
    req = ItemGetRequest()
    req.set_num_iid(num_iid)
    # 按需选择字段，避免冗余数据（字段列表见淘宝API文档）
    req.set_fields('num_iid,title,price,pic_url,stock,detail_url')
    try:
        # 增加调用间隔，避免QPS超限
        time.sleep(1.5)
        resp = client.execute(req)
        if 'item' in resp:
            return resp['item']
        else:
            print(f"接口返回错误：{resp.get('msg')}")
            return None
    except Exception as e:
        print(f"调用失败：{str(e)}")
        return None
# 实战调用（替换为自身密钥）
item_data = get_taobao_item_detail(
    appkey='your_app_key',
    app_secret='your_app_secret',
    num_iid='612345678901'
)
if item_data:
    print(f"商品标题：{item_data['title']}")
    print(f"实时库存：{item_data['stock']}")
    print(f"商品主图：{item_data['pic_url']}")

import requests
import hashlib
def get_item_by_third_party(api_key, api_secret, taobao_url):
    # 构造请求参数（部分平台需生成签名，确保请求安全）
    timestamp = str(int(time.time()))
    # 按平台规则生成签名（示例：api_key+timestamp+api_secret 加密）
    sign = hashlib.md5(f"{api_key}{timestamp}{api_secret}".encode()).hexdigest()
    url = 'https://api.third-party.com/taobao/item/detail'
    params = {
        'api_key': api_key,
        'sign': sign,
        'timestamp': timestamp,
        'url': taobao_url
    }
    try:
        # 设置超时与重试机制，提升稳定性
        response = requests.get(
            url, 
            params=params, 
            timeout=10,
            headers={'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)'}
        )
        if response.status_code == 200:
            data = response.json()
            if data.get('code') == 0:
                return data['data']  # 返回商品详情数据
            else:
                print(f"业务错误：{data.get('msg')}")
        else:
            print(f"HTTP错误：状态码{response.status_code}")
    except Exception as e:
        print(f"请求异常：{str(e)}")
    return None
# 调用示例
third_party_data = get_item_by_third_party(
    api_key='your_api_key',
    api_secret='your_api_secret',
    taobao_url='https://detail.tmall.com/item.htm?id=612345678901'
)