最近写了个专门爬百度的,后来又想爬京东的,还是采用上次的BeautifulSoup+requests模块
下面直接上代码,看不懂的可以看这篇文章或者注释来学习
很多人学习python,不知道从何学起。
很多人学习python,掌握了基本语法过后,不知道在哪里寻找案例上手。
很多已经做案例的人,却不知道如何去学习更加高深的知识。
那么针对这三类人,我给大家提供一个好的学习平台,免费领取视频教程,电子书籍,以及课程的源代码!
QQ群:1097524789
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#written by DY
#http://dyblog.tk
#e-mail:duyun888888@qq.com ########import############### import requests from bs4 import BeautifulSoup #from openpyxl import *#写入表格使用,写入txt时报错 import time from tkinter import * import tkinter.messagebox from tkinter import ttk ########import结束############ #----------全局变量----------- https = 'https:' headers = { "Accept":"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9", "User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.16 Safari/537.36", }#定义头部信息,防止被网站阻止 name = [] price = [] introduct = [] urlss = [] #----------全局变量结束------- #===============函数区域============== #--------图形界面函数开始-------- def genxin(): top = Tk() top.title("'%s'在'京东'中查询结果"%E1.get()) top.geometry("800x600+600+100") columns = ("物品名", "价格", "简介", "链接") treeview = ttk.Treeview(top, show="headings", columns=columns, height='100') treeview.column("物品名", width=200, anchor='center') treeview.column("价格", width=50, anchor='center') treeview.column("简介", width=200, anchor='center') treeview.column("链接", width=50, anchor='center') treeview.heading("物品名", text="物品名") treeview.heading("价格", text="价格") treeview.heading("简介", text="简介") treeview.heading("链接", text="链接") treeview.pack() print(name) print(price) print(introduct) print(urlss) for write_ in range(min(len(name),len(price),len(introduct),len(urlss))): # 写入数据 treeview.insert('', write_, values=(name[write_], price[write_], introduct[write_], urlss[write_])) top.mainloop() #--------图形界面函数结束-------- def searchstart():#打开页面查找,获取html url='https://search.jd.com/Search?keyword='+E1.get() url = str(url) html = requests.get(url,headers=headers).text#打开链接,获取html soup = BeautifulSoup(html, 'html.parser') for div in soup.find_all('div',class_="ml-wrap"):#包含价格,销量,商品,页数 for shangpin in div.find_all('div',class_="goods-list-v2 gl-type-1 J-goods-list"): for prices in shangpin.find_all('div',class_="p-price"):#商品价格 for pricess in prices.find_all('i'): if pricess=='': pricess='无' price.append(pricess.text) for shangpin in div.find_all('div',class_="goods-list-v2 gl-type-1 J-goods-list"):#商品 for name_ in shangpin.find_all('div',class_="p-name p-name-type-2"): for titlename in name_.find_all('em'):#简介 if titlename=='': titlename='无' introduct.append(titlename.text) for name_ in shangpin.find_all('div',class_="p-name p-name-type-2"): for introduction in name_.find_all('a',target="_blank"):#商品名 introduction = introduction.get('title') if introduction=='': introduction='无' name.append(introduction) for url in shangpin.find_all('div',class_="p-name p-name-type-2"): for urls in url.find_all('a'): urlss.append(https+urls['href']) print(introduct) print(name) genxin() #===============函数区域结束========== ##########图形界面开始######### root = Tk() root.title('京东商品 查询') root.geometry('250x160') L1 = Label(root, text="商品名: ") L1.place(x = 5,y = 15) E1 = Entry(root, bd =2) E1.place(x = 60,y = 15) A = Button(root, text ="确定",font=('Arial', 12), width=10, height=1,command=searchstart) A.place(x = 350,y = 10)#确定按钮 root.mainloop() ###########图形界面结束######### #written by DY #http://dyblog.tk #e-mail:duyun888888@qq.com
运行截图:
来源:oschina
链接:https://my.oschina.net/u/4305447/blog/4340892