Update zhihu.py

language_learning/2021.11.17_zhihu/zhihu.py

@@ -3,7 +3,6 @@ This code is supported by the website: https://www.guanjihuan.com
 The newest version of this code is on the web page: https://www.guanjihuan.com/archives/17937
 """
 
-
 from bs4 import BeautifulSoup
 from urllib.request import urlopen
 import re  
@@ -14,16 +13,7 @@ month = datetime.datetime.now().month
 day = datetime.datetime.now().day
 
 # 获取链接
-try:
-    with open('link_list.txt', 'r', encoding='UTF-8') as f:  # 如果文件存在
-        link_list = f.read().split('\n')   # 历史已经访问过的链接（数组类型）
-except:
-    with open('link_list.txt', 'w', encoding='UTF-8') as f:  # 如果文件不存在
-        link_list = [] 
-f = open('link_list.txt', 'a', encoding='UTF-8')  # 打开文件（补充）
-f.write('\nLink list obtained on '+str(year)+'.'+str(month).rjust(2,'0')+'.'+str(day).rjust(2,'0')+':\n')
-match_href = []  # 在本次运行中满足条件的链接
-
+match_href = []
 # 由于没有模拟登录知乎，因此只能爬取到最新的两篇专栏博文
 authors = ["https://www.zhihu.com/people/g3508/posts", # Guan
 ]
@@ -37,8 +27,7 @@ for i0 in range(len(authors)):
         if re.search('//zhuanlan.zhihu.com/p/', href): # 文章的链接
             if re.search('https:', href)==None:  # 如果链接不是完整的，那么补充完整
                 href = 'https:'+ href
-            if href not in match_href and href not in link_list and re.search('\?', href)==None:  # 链接不重复
-                match_href.append(href)
+            match_href.append(href)
 # 对链接进行排序并写入文件
 numbers = []
 match_href_new = [] 
@@ -46,18 +35,12 @@ for href in match_href:
     numbers.append(int(href[29:]))
 numbers.sort(reverse = True)
 for n in numbers:
-    f.write('https://zhuanlan.zhihu.com/p/'+str(n)+'\n')
     match_href_new.append('https://zhuanlan.zhihu.com/p/'+str(n))
-f.close()
-
 
 # 获取内容并写入文件
-try:
-    f_before = open('zhihu.txt', 'r', encoding='UTF-8')
-    data = f_before.read()
-    f = open('zhihu.txt', 'w', encoding='UTF-8') 
-except:
-    f = open('zhihu.txt', 'w', encoding='UTF-8') 
+f = open('zhihu.html', 'w', encoding='UTF-8') 
+f.write('<meta charset="utf-8">')
+f.write('<p>'+str(year)+'.'+str(month).rjust(2,'0')+'.'+str(day).rjust(2,'0')+' 已更新</p>')
 for href in match_href_new: 
     try:
         html = urlopen(href).read().decode('utf-8')   # 打开文章链接
@@ -72,21 +55,6 @@ for href in match_href_new:
         f.write(str(author.get_text()+'&nbsp;&nbsp;'))
         post_time = soup.find("div", {"class" : "ContentItem-time"})
         f.write(str(post_time.get_text())+'</p>')
-        
     except:
         pass
-try:
-    f.write(data)
-    f_before.close()
-except:
-    pass
 f.close()
-
-# 制作HTML
-f_html = open('zhihu.html', 'w', encoding='UTF-8')
-f_html.write('<meta charset="utf-8">')
-f = open('zhihu.txt', 'r', encoding='UTF-8')
-data = f.read()
-f_html.write(data)
-f.close()
-f_html.close()