欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页  >  IT编程

Python制作爬虫采集小说

程序员文章站 2023-12-05 23:44:46
开发工具:python3.4 操作系统:win8 主要功能:去指定小说网页爬小说目录,按章节保存到本地,并将爬过的网页保存到本地配置文件。 被爬网站:http://w...

开发工具:python3.4
操作系统:win8
主要功能:去指定小说网页爬小说目录,按章节保存到本地,并将爬过的网页保存到本地配置文件。
被爬网站:http://www.cishuge.com/
小说名称:灵棺夜行
代码出处:本人亲自码的

import urllib.request
import http.cookiejar

import socket
import time
import re

timeout = 20
socket.setdefaulttimeout(timeout)

sleep_download_time = 10
time.sleep(sleep_download_time)
 
def makeMyOpener(head = {
 'Connection': 'Keep-Alive',
 'Accept': 'text/html, application/xhtml+xml, */*',
 'Accept-Language': 'en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.3',
 'User-Agent': 'Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko'
}):
 cj = http.cookiejar.CookieJar()
 opener = urllib.request.build_opener(urllib.request.HTTPCookieProcessor(cj))
 header = []
 for key, value in head.items():
  elem = (key, value)
  header.append(elem)
 opener.addheaders = header
 return opener
 
def saveFile(save_path,txts):
 f_obj = open(save_path,'w+')
 for item in txts:
  f_obj.write(item+'\n')
 f_obj.close()
 
#get_code_list
code_list='http://www.cishuge.com/read/0/771/'
oper = makeMyOpener()
uop = oper.open(code_list,timeout=1000)
data = uop.read().decode('gbk','ignore')

pattern = re.compile('<li><a href="(.*?)".*?>(.*?)</a></li>',re.S)

items = re.findall(pattern,data)

print ('获取列表完成')
url_path='url_file.txt'

url_r=open(url_path,'r')
url_arr=url_r.readlines(100000)
url_r.close()
print (len(url_arr))

url_file=open(url_path,'a')

print ('获取已下载网址')

for tmp in items:
 save_path = tmp[1].replace(' ','')+'.txt'
 url = code_list+tmp[0]
 if url+'\n' in url_arr:
  continue
 print('写日志:'+url+'\n')
 url_file.write(url+'\n')
 opene = makeMyOpener()
 op1 = opene.open(url,timeout=1000)
 data = op1.read().decode('gbk','ignore')
 opene.close()
 pattern = re.compile('    (.*?)<br />',re.S)
 txts = re.findall(pattern,data)
 saveFile(save_path,txts)
 
url_file.close()

虽然代码还是有点瑕疵,还是分享给大家,一起改进