Pyhthon——爬虫

Python爬虫记录

20200221更新：
改善后的在这里：
新的代码

———————————————这里是分割线——————————————

感觉爬虫很有意思，就自己学习写了一个简单的爬虫，爬取网站的小说，但是爬取2000多章后，就会卡住。。。很是绝望，写下来记录一下，之后解决会补充，顺便问下，有无大佬指点一下。。。。

import requests
import re
import time
import random
from bs4 import BeautifulSoup as bes

print('OK')

url = 'http://www.shuquge.com/txt/595/index.html'
resp = requests.get(url)
resp.encoding = 'utf-8'
# 目标小说主页源码
html = resp.text
# 小说名字
title = re.findall(r'', html)
print(title)
# print(html)
# 获取每章信息
dl = re.findall(r'《神话版三国》正文卷.*?', html, re.S)[0]
chapter_info_list = re.findall(r'href="(.*?)">(.*?)<', dl)
print(chapter_info_list[0])

# 新建文件，保存文件
fb = open('%s.txt' % title, 'w', encoding='utf-8')
# 每章节，分别下载
for chapter_info in chapter_info_list:
    time.sleep(random.random()*3)
    # chapter_title = chapter_info[1]
    # chapter_url = chapter_info[0]
    chapter_url, chapter_title = chapter_info
    chapter_url = "http://www.shuquge.com/txt/595/%s" % chapter_url
    # print(chapter_url, chapter_title)
    # 下载章节内容
    chapter_response = requests.get(chapter_url)
    chapter_response.encoding = 'utf-8'
    chapter_html = chapter_response.text
    # print(chapter_html)
    chapter_content = re.findall(r'(.*?)', chapter_html, re.S)
    # print(chapter_content)
    # 清洗数据
    chapter_content_str = " ".join(chapter_content)
    # print(chapter_content_str[:])
    # 数据清洗
    chapter_content_str = chapter_content_str.replace(' ', '')
    chapter_content_str = chapter_content_str.replace('
', '')
    chapter_content_str = chapter_content_str.replace(' ', '')
    # print(chapter_content_str)
    fb.write(chapter_title)
    fb.write(chapter_content_str)
    fb.write('\n')
    print(chapter_url)
    # exit()