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book_rank_main.py
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book_rank_main.py
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# -*-coding:utf-8 -*-
import urlparse
import db_manager
import html_downloader
import html_parser
import url_manager
class RankMain(object):
def __init__(self):
# url管理器
self.urls = url_manager.UrlManager()
# 网页下载器
self.downloader = html_downloader.HtmlDowmloader()
# 网页解析器
self.parser = html_parser.HtmlParser()
# 爬取网站内容
def craw(self, url):
for i in range(1, 20):
self.urls.add_new_url(urlparse.urljoin(url, '?page=%d' % i))
# print self.urls.get_new_url()
db = db_manager.Db_Manager()
while self.urls.has_new_url():
try:
content = self.downloader.download(self.urls.get_new_url(), 'qidian')
datas = self.parser.parser_rank(url, content)
print datas
for data in datas:
db.add(data)
except Exception as e:
print e
db.close()
if __name__ == "__main__":
root_url = "http://r.qidian.com/recom"
rank = RankMain()
rank.craw(root_url)