淘宝/天猫按关键字搜索淘宝商品 API（taobao.item_search）接口抓取数据

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淘宝/天猫的API接口通常是用于官方合作伙伴或注册开发者，并且这些接口的使用通常受到严格的限制和规定。对于非官方开发者，直接使用淘宝/天猫的API接口可能会违反其使用政策，甚至可能涉及到法律问题。

然而，如果你是官方合作伙伴或已经获得了使用API的权限，你可以通过淘宝开放平台（Taobao Open Platform）获取相关API的文档和调用方式。以下是一个简化的步骤和示例代码，说明如何使用API进行商品搜索，但请注意，这只是一个示例，并不保证能够直接运行，因为你需要使用你自己的API密钥、应用ID等。

步骤：

  1. 注册淘宝开放平台账号：首先，你需要在淘宝开放平台注册一个账号。
  2. 创建应用：在开放平台中创建一个应用，获取应用ID（App Key）和API密钥（App Secret）。
  3. 阅读API文档：访问淘宝开放平台，阅读taobao.item.search接口的文档，了解如何调用该接口以及所需的参数。
  4. 调用API：使用你的API密钥和应用ID，发送HTTP请求到指定的API地址，并传递必要的参数（如关键字、页码等）。
  5. 处理响应：解析API返回的响应，提取你需要的商品信息。

公共参数

名称类型必须描述
keyString是调用key（必须以GET方式拼接在URL中）
secretString是调用密钥
api_nameString是API接口名称（包括在请求地址中）[item_search,item_get,item_search_shop等]
cacheString否[yes,no]默认yes，将调用缓存的数据，速度比较快
result_typeString否[json,jsonu,xml,serialize,var_export]返回数据格式，默认为json，jsonu输出的内容中文可以直接阅读
langString否[cn,en,ru]翻译语言，默认cn简体中文
versionString否API版本

响应参数

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数据示例 { "title": "吊带背心女外穿打底白色上衣", "pic_url": "https://img.alicdn.com/imgextra/O1CN01vrlKcZ1h6TO8y82KU_!!2492974228.jpg", "promotion_price": "59.00", "orginal_price": "59.00", "price": "59.00", "sales": 0, "num_iid": "723553937633", "detail_url": "https://detail.tmall.com/item.htm?id=723553937633" }, { "title": "高端真丝缎面长袖开衫简约宽松", "pic_url": "https://img.alicdn.com/imgextra/O1CN01kjeAl01S4thcmtkv4_!!932072194.jpg", "promotion_price": "289.00", "orginal_price": "289.00", "price": "289.00", "sales": 0, "num_iid": "666373017554", "detail_url": "https://detail.tmall.com/item.htm?id=666373017554" }, { "title": "纯棉宽松圆摆长袖T恤女", "pic_url": "https://img.alicdn.com/imgextra/O1CN01Zc3xk32Hwz3neGcLQ_!!0-item_pic.jpg", "promotion_price": "128.00", "orginal_price": "128.00", "price": "128.00", "sales": 0, "num_iid": "763004155568", "detail_url": "https://detail.tmall.com/item.htm?id=763004155568" }, { "title": "螺纹纯棉半高领打底衫长袖t恤", "pic_url": "https://img.alicdn.com/imgextra/O1CN01wXShWe1IYXDBgrDeP_!!0-item_pic.jpg", "promotion_price": "149.00", "orginal_price": "149.00", "price": "149.00", "sales": 0, "num_iid": "680895622588", "detail_url": "https://detail.tmall.com/item.htm?id=680895622588" }, { "title": "假两件长袖t恤女2024新款", "pic_url": "https://img.alicdn.com/imgextra/O1CN01hDMnDf1zJu8erp8rs_!!2822216694.jpg", "promotion_price": "55.00", "orginal_price": "55.00", "price": "55.00", "sales": 0, "num_iid": "737646020535", "detail_url": "https://detail.tmall.com/item.htm?id=737646020535" }, { "title": "清仓捡漏~专柜撤回纯棉短袖T恤女", "pic_url": "https://img.alicdn.com/imgextra/O1CN01BVxjfx2J5VtmNr2vX_!!2206443139370.jpg", "promotion_price": "50.00", "orginal_price": "50.00", "price": "50.00", "sales": 0, "num_iid": "673149638107", "detail_url": "https://detail.tmall.com/item.htm?id=673149638107" }, { "title": "港风小吊带背心女内搭辣妹夏外穿", "pic_url": "https://img.alicdn.com/imgextra/O1CN01CXfy641PfaezP3iko_!!0-item_pic.jpg", "promotion_price": "78.00", "orginal_price": "78.00", "price": "78.00", "sales": 0, "num_iid": "700829864587", "detail_url": "https://detail.tmall.com/item.htm?id=700829864587" }, { "title": "【送运费险】超显身材外套外套", "pic_url": "https://img.alicdn.com/imgextra/O1CN01tWeODU1zxkbu822qc_!!0-item_pic.jpg", "promotion_price": "128.43", "orginal_price": "128.43", "price": "128.43", "sales": 0, "num_iid": "735709737505", "detail_url": "https://detail.tmall.com/item.htm?id=735709737505" }, { "title": "纯棉新款短袖t恤女2024夏季设计感小众修身圆领百搭短款上衣印花", "pic_url": "https://img.alicdn.com/imgextra/O1CN013yGOyc2LY1xD3GB8k_!!3937219703-0-C2M.jpg", "promotion_price": "34.20", "orginal_price": "34.20", "price": "34.20", "sales": 2, "num_iid": "769000643340", "detail_url": "https://detail.tmall.com/item.htm?id=769000643340" }, { "title": "高腰百搭衣梵诗/YFS长裤阔腿裤", "pic_url": "https://img.alicdn.com/imgextra/O1CN01X78SfX2EAUAcreaE3_!!0-item_pic.jpg", "promotion_price": "60.00", "orginal_price": "60.00", "price": "60.00", "sales": 4, "num_iid": "704066865797", "detail_url": "https://detail.tmall.com/item.htm?id=704066865797" }, { "title": "【上衣】今日下单送运费险", "pic_url": "https://img.alicdn.com/imgextra/O1CN01RciPXj1EK6NSJ9nVa_!!2162640332.jpg", "promotion_price": "288.00", "orginal_price": "288.00", "price": "288.00", "sales": 0, "num_iid": "741562876275", "detail_url": "https://detail.tmall.com/item.htm?id=741562876275" }, { "title": "早春法式无袖条纹裙吊带连衣裙子女夏季2024新款背心a字初春长裙", "pic_url": "https://img.alicdn.com/imgextra/O1CN01rFue0s2NTZKkvvInb_!!0-item_pic.jpg", "promotion_price": "79.90", "orginal_price": "79.90", "price": "79.90", "sales": 0, "num_iid": "705017142964", "detail_url": "https://detail.tmall.com/item.htm?id=705017142964" } ],

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