上市公司年报爬取（其他公告同理）---仅供学习使用

本文主要是介绍上市公司年报爬取（其他公告同理）---仅供学习使用，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

声明：本程序不存在任何恶意攻击意图，仅供学习练习使用

感谢巨潮资讯提供的信息：http://www.cninfo.com.cn/
教程开始

1. 环境

使用 pip安装 request 1.0.117
模块 os、json、time模块均为python自带环境 Python 3.8.12
代码

2. List item

import os
import requests
import json
import timeprint("年报爬取，股票代码，开始时间、结束时间\n退出程序在输入股票代码处输入exit退出\n一次最多100条")url = "http://www.cninfo.com.cn/new/hisAnnouncement/query"headers = {"Accept": "application/json, text/javascript, */*; q=0.01","Accept-Encoding": "gzip, deflate","Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6","Connection": "keep-alive","Content-Type": "application/x-www-form-urlencoded; charset=UTF-8","Host": "www.cninfo.com.cn","Origin": "http://www.cninfo.com.cn","Referer": "http://www.cninfo.com.cn/new/disclosure/stock?stockCode=000501&orgId=gssz0000501","User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36 Edg/101.0.1210.39","X-Requested-With": "XMLHttpRequest"
}
while True:number = str(input("请输入代号："))if number.__eq__("exit"):print("退出程序")breakbegin = str(input("请输入开始年份：")) + "-01-01~"end = str(input("请输入结束年份：")) + "-12-31"data = {"stock": number + ",gssz0" + number,"tabName": "fulltext","pageSize": 100,"pageNum": 1,"column": "szse","category": "category_ndbg_szsh;","plate": "sz","seDate": begin + end,"searchkey": "","secid": "","sortName": "","sortType": "","isHLtitle": "true"}print(data)res = requests.post(url, data)content = res.contentdjson = json.loads(content)if not os.path.exists("./pdf/" + number):os.mkdir("./pdf/" + number)if djson.get("announcements") is None:print("你查找的股票在该范围内无公告，请检查股票编号和时间范围")else:for j in djson.get("announcements"):url = str(j.get("adjunctUrl"))name = j.get("announcementTitle")url = "http://www.cninfo.com.cn/new/announcement/download?" \+ "bulletinId=" + url[21:-4] + "&announceTime=" + url[10:20]print(name + ":\t" + url)response = requests.get(url)content = response.contentfile = open("./pdf/" + number + "/" + name + ".pdf", "wb+")file.write(content)file.close()# time.sleep(1)  # 防止被屏蔽print(number + "任务完成")