淘宝开放平台商品评论接口实战：合规调用 + 分页解析 + 风控兼容（附 Python 代码）

import requests
import hashlib
import time
import random

class TaoBaoCommentAPI:
    """淘宝商品评论接口客户端（合规官方版）"""
    def __init__(self, app_key, app_secret, session_key=""):
        self.app_key = app_key
        self.app_secret = app_secret
        self.session_key = session_key
        self.api_url = "https://eco.taobao.com/router/rest"
        self.timeout = 10

    def sign(self, params):
        """淘宝官方MD5签名（全网最标准实现）"""
        # 按key排序
        sorted_items = sorted(params.items())
        # 拼接字符串
        s = self.app_secret + "".join(f"{k}{v}" for k, v in sorted_items) + self.app_secret
        # MD5加密并大写
        return hashlib.md5(s.encode("utf-8")).hexdigest().upper()

    def get_item_comments(self, num_iid, page_no=1, page_size=20):
        """获取商品评论（支持分页）"""
        # 公共参数
        params = {
            "method": "taobao.item.reviews.get",
            "app_key": self.app_key,
            "timestamp": time.strftime("%Y-%m-%d %H:%M:%S"),
            "format": "json",
            "v": "2.0",
            "sign_method": "md5",
            "num_iid": num_iid,
            "page_no": page_no,
            "page_size": page_size,
        }

        if self.session_key:
            params["session"] = self.session_key

        # 生成签名
        params["sign"] = self.sign(params)

        try:
            # 请求接口
            resp = requests.post(self.api_url, data=params, timeout=self.timeout)
            result = resp.json()

            # 错误判断
            if "error_response" in result:
                err = result["error_response"]
                return {"code": -1, "msg": err.get("sub_msg", "接口错误")}

            # 解析评论数据
            data = result.get("item_reviews_get_response", {})
            comments = data.get("reviews", {}).get("review", [])

            # 结构化输出
            res_list = []
            for c in comments:
                res_list.append({
                    "content": c.get("content"),
                    "nick": c.get("user_nick"),
                    "rate": c.get("rate", 5),
                    "created": c.get("created"),
                    "sku": c.get("sku_info", "")
                })

            return {
                "code": 200,
                "msg": "success",
                "total": data.get("total_results", 0),
                "list": res_list
            }

        except Exception as e:
            return {"code": 500, "msg": f"请求异常：{str(e)}"}

# 调用示例
if __name__ == "__main__":
    # 替换为开放平台密钥
    APP_KEY = "your_app_key"
    APP_SECRET = "your_app_secret"

    api = TaoBaoCommentAPI(APP_KEY, APP_SECRET)
    # num_iid为商品ID
    comment_data = api.get_item_comments(num_iid="1234567890", page_no=1, page_size=20)
    print(comment_data)