【技术教程】Python/Node.js 调用拼多多商品详情 API 示例详解

pip install requests

import requests
import hashlib
import time
import json

# 配置信息（请替换为你的实际信息）
CLIENT_ID = "你的client_id"
CLIENT_SECRET = "你的client_secret"
API_URL = "https://api.pinduoduo.com/router/rest"

def generate_sign(params, client_secret):
    """生成签名"""
    # 按参数名ASCII升序排序
    sorted_params = sorted(params.items(), key=lambda x: x[0])
    # 拼接参数字符串
    sign_str = "&".join([f"{k}={v}" for k, v in sorted_params]) + f"&client_secret={client_secret}"
    # MD5加密并转为小写
    sign = hashlib.md5(sign_str.encode()).hexdigest().lower()
    return sign

def get_pdd_goods_detail(goods_id):
    """获取拼多多商品详情"""
    # 构建基础参数
    params = {
        "type": "pdd.goods.detail.get",
        "client_id": CLIENT_ID,
        "timestamp": int(time.time()),
        "goods_id": goods_id
    }
    
    # 生成签名
    params["sign"] = generate_sign(params, CLIENT_SECRET)
    
    try:
        # 发送POST请求
        response = requests.post(API_URL, data=params)
        result = response.json()
        
        # 解析返回结果
        if "error_response" in result:
            print(f"接口错误：{result['error_response']['error_msg']}")
            return None
        
        # 提取商品核心信息
        goods_info = result["goods_detail_get_response"]["goods_detail"]
        return {
            "goods_id": goods_info["goods_id"],
            "goods_name": goods_info["goods_name"],
            "min_group_price": goods_info["min_group_price"],  # 最低拼团价（分）
            "max_group_price": goods_info["max_group_price"],  # 最高拼团价（分）
            "sales_tip": goods_info["sales_tip"],  # 销量提示
            "main_image_url": goods_info["main_image_url"]  # 主图URL
        }
        
    except Exception as e:
        print(f"请求异常：{str(e)}")
        return None

# 示例调用
if __name__ == "__main__":
    goods_id = "123456789"  # 替换为实际商品ID
    detail = get_pdd_goods_detail(goods_id)
    if detail:
        print("商品详情：")
        print(json.dumps(detail, ensure_ascii=False, indent=2))