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Python爬虫实战之爬淘宝商品并做数据分析_爬虫爬取淘宝商品数据

爬虫爬取淘宝商品数据

前言

是这样的,之前接了一个金主的单子,他想在淘宝开个小鱼零食的网店,想对目前这个市场上的商品做一些分析,本来手动去做统计和分析也是可以的,这些信息都是对外展示的,只是手动比较麻烦,所以想托我去帮个忙。

在这里插入图片描述

一、 项目要求:

具体的要求如下:

1.在淘宝搜索“小鱼零食”,想知道前10页搜索结果的所有商品的销量和金额,按照他划定好的价格区间来统计数量,给我划分了如下的一张价格区间表:

在这里插入图片描述

2.这10页搜索结果中,商家都是分布在全国的哪些位置?

3.这10页的商品下面,用户评论最多的是什么?

4.从这些搜索结果中,找出销量最多的10家店铺名字和店铺链接。

从这些要求来看,其实这些需求也不难实现,我们先来看一下项目的效果。

二、效果预览

获取到数据之后做了下分析,最终做成了柱状图,鼠标移动可以看出具体的商品数量。

在这里插入图片描述

在10~30元之间的商品最多,越往后越少,看来大多数的产品都是定位为低端市场。

然后我们再来看一下全国商家的分布情况:

在这里插入图片描述

可以看出,商家分布大多都是在沿海和长江中下游附近,其中以沿海地区最为密集。

三、爬虫源码

由于源码分了几个源文件,还是比较长的,所以这里就不跟大家一一讲解了,懂爬虫的人看几遍就看懂了,不懂爬虫的说再多也是云里雾里,等以后学会了爬虫再来看就懂了。

3.1点击获取请求key和secret地址

3.2请求代码示例,支持高并发请求(CURL、PHP 、PHPsdk 、Java 、C# 、Python…)

# coding:utf-8
"""
Compatible for python2.x and python3.x
requirement: pip install requests
"""
from __future__ import print_function
import requests
# 请求示例 url 默认请求参数已经做URL编码
url = "https://wx19970108018/taobao/item_search/?key=<您自己的apiKey>&secret=<您自己的apiSecret>&q=女装&start_price=0&end_price=0&page=1&cat=0&discount_only=&sort=&page_size=&seller_info=&nick=&ppath=&imgid=&filter="
headers = {
    "Accept-Encoding": "gzip",
    "Connection": "close"
}
if __name__ == "__main__":
    r = requests.get(url, headers=headers)
    json_obj = r.json()
    print(json_obj)
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3.3响应示例

{
	"items": {
		"page": "1",
		"real_total_results": 326348000,
		"total_results":326345100,
		"page_size": 40,
		"pagecount": 815870,
		"data_from": "hid",
		"item": [
			{
				"title": "【小鱼】上脚超舒适的经典款平底鞋 SF女鞋 蝴蝶结单鞋漆皮结婚鞋",
				"pic_url": "https://img.alicdn.com/imgextra/i3/O1CN01l3hGlF24e7WhMs6gx_!!2960437415.jpg",
				"promotion_price": "288.00",
				"price": "888.00",
				"sales": 10,
				"num_iid": "648682556542",
				"seller_nick": null,
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=648682556542",
				"data_f": "mz",
				"data_update": "2021-10-21 22:41:26"
			},
			{
				"title": "四洲 粟一烧香脆粟米条85g*3桶 烧烤味/香辣味/龙虾味 膨化 零食",
				"pic_url": "https://img.alicdn.com/bao/uploaded/i1/2953395609/O1CN014pSqIp1rIyDnoKE98_!!2953395609.png",
				"promotion_price": "27.60",
				"price": "27.60",
				"sales": 12,
				"num_iid": "600485873570",
				"seller_nick": "常乐百货",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=600485873570",
				"data_f": "mz",
				"data_update": "2021-10-23 14:59:48"
			},
			{
				"title": "台湾特产食品 台中老店犁记太阳饼10入 传统糕点 新鲜出炉 零食",
				"pic_url": "https://img.alicdn.com/imgextra/i4/203885727/O1CN01h5kjtL1sB0kDHb0rq_!!0-item_pic.jpg",
				"promotion_price": "128.00",
				"price": "128.00",
				"sales": 0,
				"num_iid": "43322330471",
				"seller_nick": "雾里成熟",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=43322330471",
				"data_f": "ez",
				"data_update": "2021-11-03 06:45:47"
			},
			{
				"title": "megahouse 迷你塑料玩具 食玩 超市系列 外国输入 零食 10号 S01",
				"pic_url": "https://img.alicdn.com/imgextra/i3/O1CN01fyQDsg1kXREmCJjso_!!62214693.jpg",
				"promotion_price": "158.00",
				"price": "158.00",
				"sales": 0,
				"num_iid": "587593868197",
				"seller_nick": null,
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=587593868197",
				"data_f": "mz",
				"data_update": "2021-10-24 10:17:30"
			},
			{
				"title": "味芝元鱼排洞26g*1包 湖南特产庭 香辣/微辣 两种口味 零食",
				"pic_url": "//img.alicdn.com/imgextra/i3/2633580514/O1CN01wuUr8Y1FfSCXsUL8L_!!0-item_pic.jpg",
				"promotion_price": "1.48",
				"price": "1.50",
				"sales": 1950000,
				"num_iid": "522934430387",
				"seller_nick": "味芝元旗舰店",
				"seller_id": "2633580514",
				"detail_url": "https://item.taobao.com/item.htm?id=522934430387",
				"data_f": "xdl",
				"data_update": "2022-08-27 09:19:55"
			},
			{
				"title": "奥源欧式麦丽素60g/袋 朱古力豆 巧克力豆 零食 休闲食品",
				"pic_url": "https://gw.alicdn.com/imgextra/TB2udrqh26TBKNjSZJiXXbKVFXa_!!1025213750.jpg",
				"promotion_price": "2.50",
				"price": "2.50",
				"sales": 0,
				"num_iid": "570228434282",
				"seller_nick": "ft07106",
				"seller_id": "1025213750",
				"detail_url": "https://item.taobao.com/item.htm?id=570228434282",
				"data_f": "Ha",
				"data_update": "2022-07-28 00:12:24"
			},
			{
				"title": "【百鱼坊】黄金大胡子 小鱼 除藻观赏鱼 除藻鱼 异型鱼 胡子鱼",
				"pic_url": "https://img.alicdn.com/bao/uploaded/i1/TB1Tk6BHpXXXXbbXpXXXXXXXXXX_!!0-item_pic.jpg",
				"promotion_price": "7.92",
				"price": "19.80",
				"sales": 32,
				"num_iid": "44360866525",
				"seller_nick": "百鱼坊",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=44360866525",
				"data_f": "mz",
				"data_update": "2021-10-25 12:06:40"
			},
			{
				"title": "85口径 铝银盖 pet食品塑料A瓶 药材瓶 食品罐 零食 干果密封罐",
				"pic_url": "https://img.alicdn.com/imgextra/i4/2210175073406/O1CN01SfnhIb1Gs6pYRwwVz_!!0-item_pic.jpg",
				"promotion_price": "75.00",
				"price": "75.00",
				"sales": 0,
				"num_iid": "657434961156",
				"seller_nick": "tb8910579022",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=657434961156",
				"data_f": "ez",
				"data_update": "2021-10-30 05:59:44"
			},
			{
				"title": "85口径黑色盖 食品级塑料瓶 中药材 茶叶 零食 饼干 干货 密封罐",
				"pic_url": "https://img.alicdn.com/imgextra/i3/3173529686/O1CN01JE5XGw2LQEsjefPOS_!!3173529686.jpg",
				"promotion_price": "43.00",
				"price": "43.00",
				"sales": 0,
				"num_iid": "583161814148",
				"seller_nick": "不泰一样",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=583161814148",
				"data_f": "ez",
				"data_update": "2021-10-27 16:06:56"
			},
			{
				"title": "金帝 牛奶太妃糖500g散装结婚喜糖 零食 包邮  1斤大约85个",
				"pic_url": "https://img.alicdn.com/imgextra/i1/113374242/O1CN01Qqrhek1hCsaU0Wp1c_!!113374242.jpg",
				"promotion_price": "21.80",
				"price": "21.80",
				"sales": 0,
				"num_iid": "582405719580",
				"seller_nick": "快乐娃娃1120",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=582405719580",
				"data_f": "ez",
				"data_update": "2021-10-27 02:00:57"
			},
			{
				"title": "儿时辣条大刀肉大礼包 整箱 混装 一箱零时 零食 休闲 整箱男女生",
				"pic_url": "https://img.alicdn.com/imgextra/i1/2201538081794/O1CN01zovcle1P7h6vK2Lrz_!!2201538081794.jpg",
				"promotion_price": "9.90",
				"price": "9.90",
				"sales": 0,
				"num_iid": "607011074775",
				"seller_nick": "宜家人食品",
				"seller_id": "2201538081794",
				"detail_url": "https://item.taobao.com/item.htm?id=607011074775",
				"data_f": "Ha",
				"data_update": "2022-10-22 15:45:09"
			},
			{
				"title": "印度小吃零食 Haldirams  BHUJIA snacks 印式薯条 namkeen 零食",
				"pic_url": "https://img.alicdn.com/imgextra/i3/3846671541/O1CN01vzZc0p1NFoyhFjiLh_!!3846671541.jpg",
				"promotion_price": "13.00",
				"price": "13.00",
				"sales": 0,
				"num_iid": "616603696506",
				"seller_nick": "tb86731259",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=616603696506",
				"data_f": "ez",
				"data_update": "2021-10-27 20:12:30"
			},
			{
				"title": "【章福元淮安直销店】鸭肠淮安包邮 零食 麻辣香Q弹!包装200克",
				"pic_url": "https://img.alicdn.com/imgextra/i4/289589908/O1CN01WtHH3q2N3utizs0J7_!!289589908.jpg",
				"promotion_price": "20.80",
				"price": "20.80",
				"sales": 0,
				"num_iid": "44374120211",
				"seller_nick": "那些馒头271",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=44374120211",
				"data_f": "ez",
				"data_update": "2021-10-29 12:32:08"
			},
			{
				"title": "INDIAN FOOD 印度食品 HALDIRAM LONG SEV SNACKS NAMKEEN 零食",
				"pic_url": "https://img.alicdn.com/imgextra/i3/3846671541/O1CN01EeZV5e1NFop1xUrHW_!!3846671541.jpg",
				"promotion_price": "13.00",
				"price": "13.00",
				"sales": 60000,
				"num_iid": "583576512931",
				"seller_nick": "tb86731259",
				"seller_id": "3846671541",
				"detail_url": "https://item.taobao.com/item.htm?id=583576512931",
				"data_f": "Ha",
				"data_update": "2022-10-30 06:48:31"
			},
			{
				"title": "【小鱼】可盐可甜的马衔扣小皮鞋 G家两穿踩跟单鞋平底女士乐福鞋",
				"pic_url": "https://img.alicdn.com/imgextra/i3/2960437415/O1CN014f3us424e7W4LBqip_!!2960437415.jpg",
				"promotion_price": "630.00",
				"price": "630.00",
				"sales": 0,
				"num_iid": "649291710432",
				"seller_nick": "舒适女鞋唯你钟情",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=649291710432",
				"data_f": "ez",
				"data_update": "2021-11-03 05:37:54"
			},
			{
				"title": "台湾风味 宝岛黑珍猪肉纸脆片 杏仁香脆肉纸片薄脆肉脯猪肉 零食",
				"pic_url": "http://img.alicdn.com/imgextra/i1/183260906/O1CN01XMJc1I1IYzKuoyz2B_!!183260906.jpg",
				"promotion_price": "23.50",
				"price": "23.50",
				"sales": 0,
				"num_iid": "584917778048",
				"seller_nick": "xiaolulu0804",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=584917778048",
				"data_f": "ez",
				"data_update": "2021-10-31 07:00:40"
			},
			{
				"title": "香港代购 楼上 【香脆蟹仔】 100克 补钙 强健骨骼 零食 食品",
				"pic_url": "http://img.alicdn.com/bao/uploaded/i4/1592283956/O1CN0105ReJI1f5tK3PLMDx_!!1592283956.jpg",
				"promotion_price": "35.00",
				"price": "35.00",
				"sales": 0,
				"num_iid": "534832807666",
				"seller_nick": "美好生活zzx",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=534832807666",
				"data_f": "ez",
				"data_update": "2021-10-31 11:25:59"
			},
			{
				"title": "85口径 铝银盖 pet食品塑料瓶 药材瓶 食品罐 零食 干果密封罐",
				"pic_url": "https://img.alicdn.com/imgextra/i2/2212130427182/TB1oNECrTM11u4jSZPxq6yhcXXa?_!!0-item_pic.jpg",
				"promotion_price": "112.00",
				"price": "112.00",
				"sales": 0,
				"num_iid": "652665277065",
				"seller_nick": "柏霸商贸城",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=652665277065",
				"data_f": "ez",
				"data_update": "2021-11-01 04:00:58"
			},
			{
				"title": "澳门特产 杏仁饼 零食 钜记饼家手信 海盐杏仁饼240g 2件顺丰包邮",
				"pic_url": "https://img.alicdn.com/imgextra/i2/3005656240/O1CN011vxxuOmxdUd1KoF_!!3005656240.jpg",
				"promotion_price": "52.00",
				"price": "52.00",
				"sales": 0,
				"num_iid": "561390319300",
				"seller_nick": "澳门正品零售",
				"seller_id": "0",
				"detail_url": "https://item.taobao.com/item.htm?id=561390319300",
				"data_f": "ez",
				"data_update": "2021-11-01 05:11:36"
			},
			{
				"title": "【米店MH】BJD/SD娃娃 三分/4分 尺寸 迷你小薯片 零食 食玩",
				"pic_url": "//img.alicdn.com/imgextra/i3/26107888/O1CN01IUyIUl288kisXRSJt_!!26107888.jpg",
				"promotion_price": "2.00",
				"price": "2.00",
				"sales": 130000,
				"num_iid": "601783810541",
				"seller_nick": "盗盗是只猫",
				"seller_id": "26107888",
				"detail_url": "https://item.taobao.com/item.htm?id=601783810541",
				"data_f": "xdl",
				"data_update": "2022-07-20 13:02:44"
			},
			{
				"title": "贵州特产 多味豆腐干200g 麻辣豆腐干 豆干小吃 零食 4包包邮",
				"pic_url": "https://img.alicdn.com/imgextra/i2/713759311/O1CN01FfKaSw2IeUKkX7rsP_!!713759311.jpg",
				"promotion_price": "8.00",
				"price": "8.00",
				"sales": 0,
				"num_iid": "605203540319",
				"seller_nick": "jy00747256",
				"seller_id": "713759311",
				"detail_url": "https://item.taobao.com/item.htm?id=605203540319",
				"data_f": "Ha",
				"data_update": "2022-10-21 00:39:41"
			},
			{
				"title": "五香颗粒豆香干 豆腐干 豆腐颗粒 500克 零食 小吃",
				"pic_url": "//img.alicdn.com/imgextra/i2/292112116/T2U6XlXi8cXXXXXXXX_!!292112116.jpg",
				"promotion_price": "18.00",
				"price": "18.00",
				"sales": 130000,
				"num_iid": "15119225794",
				"seller_nick": "sunyanqing09",
				"seller_id": "292112116",
				"detail_url": "https://item.taobao.com/item.htm?id=15119225794",
				"data_f": "xdl",
				"data_update": "2022-08-27 11:01:56"
			},
			{
				"title": "贵州特产 开阳麻辣土豆丝 嚼香缘 辣条芋丝 零食 散装",
				"pic_url": "https://img.alicdn.com/imgextra/i2/1083165425/O1CN01RBJetB1pwhFoEenLK_!!1083165425.jpg",
				"promotion_price": "4.60",
				"price": "4.60",
				"sales": 98,
				"num_iid": "542473409523",
				"seller_nick": "lemonade奥澳",
				"seller_id": "1083165425",
				"detail_url": "https://item.taobao.com/item.htm?id=542473409523",
				"data_f": "Ha",
				"data_update": "2022-10-29 01:51:46"
			},
			{
				"title": "贵州毕节威宁 富威小吃 零食 甜食 荞得见牌苦荞萨琪玛 沙琪玛1斤",
				"pic_url": "//img.alicdn.com/imgextra/i3/544517235/TB25mHWDKOSBuNjy0FdXXbDnVXa_!!544517235.jpg",
				"promotion_price": "16.00",
				"price": "16.00",
				"sales": 40000,
				"num_iid": "38246105820",
				"seller_nick": "诚信土特产6217",
				"seller_id": "544517235",
				"detail_url": "https://item.taobao.com/item.htm?id=38246105820",
				"data_f": "xdl",
				"data_update": "2022-08-26 19:08:13"
			},
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-END-


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观看零基础学习视频,看视频学习是最快捷也是最有效果的方式,跟着视频中老师的思路,从基础到深入,还是很容易入门的。

二、Python爬虫

爬虫作为一个热门的方向,不管是在自己兼职还是当成辅助技能提高工作效率,都是很不错的选择。

通过爬虫技术可以将相关的内容收集起来,分析删选后得到我们真正需要的信息。

这个信息收集分析整合的工作,可应用的范畴非常的广泛,无论是生活服务、出行旅行、金融投资、各类制造业的产品市场需求等等,都能够借助爬虫技术获取更精准有效的信息加以利用。

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Python爬虫视频资料

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三、数据分析

清华大学经管学院发布的《中国经济的数字化转型:人才与就业》报告显示,2025年,数据分析人才缺口预计将达230万。

这么大的人才缺口,数据分析俨然是一片广阔的蓝海!起薪10K真的是家常便饭。

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四、数据库与ETL数仓

企业需要定期将冷数据从业务数据库中转移出来存储到一个专门存放历史数据的仓库里面,各部门可以根据自身业务特性对外提供统一的数据服务,这个仓库就是数据仓库。

传统的数据仓库集成处理架构是ETL,利用ETL平台的能力,E=从源数据库抽取数据,L=将数据清洗(不符合规则的数据)、转化(对表按照业务需求进行不同维度、不同颗粒度、不同业务规则计算进行统计),T=将加工好的表以增量、全量、不同时间加载到数据仓库。

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五、机器学习

机器学习就是对计算机一部分数据进行学习,然后对另外一些数据进行预测与判断。

机器学习的核心是“使用算法解析数据,从中学习,然后对新数据做出决定或预测”。也就是说计算机利用以获取的数据得出某一模型,然后利用此模型进行预测的一种方法,这个过程跟人的学习过程有些类似,比如人获取一定的经验,可以对新问题进行预测。

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机器学习资料:

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六、Python高级进阶

从基础的语法内容,到非常多深入的进阶知识点,了解编程语言设计,学完这里基本就了解了python入门到进阶的所有的知识点。

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到这就基本就可以达到企业的用人要求了,如果大家还不知道去去哪找面试资料和简历模板,我这里也为大家整理了一份,真的可以说是保姆及的系统学习路线了。

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但学习编程并不是一蹴而就,而是需要长期的坚持和训练。整理这份学习路线,是希望和大家共同进步,我自己也能去回顾一些技术点。不管是编程新手,还是需要进阶的有一定经验的程序员,我相信都可以从中有所收获。

一蹴而就,而是需要长期的坚持和训练。整理这份学习路线,是希望和大家共同进步,我自己也能去回顾一些技术点。不管是编程新手,还是需要进阶的有一定经验的程序员,我相信都可以从中有所收获。

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上述这份完整版的Python全套学习资料已经上传网盘,朋友们如果需要可以微信扫描下方二维码输入“领取资料” 即可自动领取
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