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python下载微信公众号相关文章

python 搞代码 4年前 (2022-01-07) 19次浏览 已收录 0个评论

这篇文章主要为大家详细介绍了python下载微信公众号相关文章的方法,具有一定的参考价值,感兴趣的小伙伴们可以参考一下

本文实例为大家分享了python下载微信公众号相关文章的具体代码,供大家参考,具体内容如下

目的:从零开始学自动化测试公众号中下载“pytest”一系列文档

1、搜索微信号文章关键字搜索

2、对搜索结果前N页进行解析,获取文章标题和对应URL

主要使用的是requests和bs4中的Beautifulsoup

Weixin.py

 import requests from urllib.parse import quo<div style="color:transparent">来源gaodai.ma#com搞##代!^码网</div>te from bs4 import BeautifulSoup import re from WeixinSpider.HTML2doc import MyHTMLParser class WeixinSpider(object): def __init__(self, gzh_name, pageno,keyword): self.GZH_Name = gzh_name self.pageno = pageno self.keyword = keyword.lower() self.page_url = [] self.article_list = [] self.headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36'} self.timeout = 5 # [...] 用来表示一组字符,单独列出:[amk] 匹配 'a','m'或'k' # re+ 匹配1个或多个的表达式。 self.pattern = r'[\\/:*?"|\r\n]+' def get_page_url(self): for i in range(1,self.pageno+1): # https://weixin.sogou.com/weixin?query=从零开始学自动化测试&_sug_type_=&s_from=input&_sug_=n&type=2&page=2&ie=utf8 url = "https://weixin.sogou.com/weixin?query=%s&_sug_type_=&s_from=input&_sug_=n&type=2&page=%s&ie=utf8" \ % (quote(self.GZH_Name),i) self.page_url.append(url) def get_article_url(self): article = {} for url in self.page_url: response = requests.get(url,headers=self.headers,timeout=self.timeout) result = BeautifulSoup(response.text, 'html.parser') articles = result.select('ul[class="news-list"] > li > div[class="txt-box"] > h3 > a ') for a in articles: # print(a.text) # print(a["href"]) if self.keyword in a.text.lower(): new_text=re.sub(self.pattern,"",a.text) article[new_text] = a["href"] self.article_list.append(article) headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36'} timeout = 5 gzh_name = 'pytest文档' My_GZH = WeixinSpider(gzh_name,5,'pytest') My_GZH.get_page_url() # print(My_GZH.page_url) My_GZH.get_article_url() # print(My_GZH.article_list) for article in My_GZH.article_list: for (key,value) in article.items(): url=value html_response = requests.get(url,headers=headers,timeout=timeout) myHTMLParser = MyHTMLParser(key) myHTMLParser.feed(html_response.text) myHTMLParser.doc.save(myHTMLParser.docfile) 

HTML2doc.py

 from html.parser import HTMLParser import requests from docx import Document import re from docx.shared import RGBColor import docx class MyHTMLParser(HTMLParser): def __init__(self,docname): HTMLParser.__init__(self) self.docname=docname self.docfile = r"D:\pytest\%s.doc"%self.docname self.doc=Document() self.title = False self.code = False self.text='' self.processing =None self.codeprocessing =None self.picindex = 1 self.headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36'} self.timeout = 5 def handle_startendtag(self, tag, attrs): # 图片的处理比较复杂,首先需要找到对应的图片的url,然后下载并写入doc中 if tag == "img": if len(attrs) == 0: pass else: for (variable, value) in attrs: if variable == "data-type": picname = r"D:\pytest\%s%s.%s" % (self.docname, self.picindex, value) # print(picname) if variable == "data-src": picdata = requests.get(value, headers=self.headers, timeout=self.timeout) # print(value) self.picindex = self.picindex + 1 # print(self.picindex) with open(picname, "wb") as pic: pic.write(picdata.content) try: self.doc.add_picture(picname) except docx.image.exceptions.UnexpectedEndOfFileError as e: print(e) def handle_starttag(self, tag, attrs): if re.match(r"h(\d)", tag): self.title = True if tag =="p": self.processing = tag if tag == "code": self.code = True self.codeprocessing = tag def handle_data(self, data): if self.title == True: self.doc.add_heading(data, level=2) # if self.in_div == True and self.tag == "p": if self.processing: self.text = self.text + data if self.code == True: p =self.doc.add_paragraph() run=p.add_run(data) run.font.color.rgb = RGBColor(111,111,111) def handle_endtag(self, tag): self.title = False # self.code = False if tag == self.processing: self.doc.add_paragraph(self.text) self.processing = None self.text='' if tag == self.codeprocessing: self.code =False 

运行结果:

缺少部分文档,如pytest文档4,是因为搜狗微信文章搜索结果中就没有

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