求教。。AttributeError: 'SpiderMain' object has no attribute
Traceback (most recent call last):
File "spider_main.py", line 37, in
obj_spider.craw(root_url)
AttributeError: 'SpiderMain' object has no attribute 'craw'
import url_manager, html_downloader, html_parser, html_outputer
class SpiderMain(object):
def _init_(self):
self.urls = url_manager.UrlManager()
self.downloader = html_downloader.HtmlDownloader()
self.parser = html_parser.HtmlParser()
self.outputer = html_outputer.HtmlOutputer()
def craw(self,root_url):
count = 1
self.urls.add_new_url(root_url)
while self.urls.has_new_url():
try:
new_url = self.urls.get_new_url()
print 'craw %d : %s ' % (count,new_url)
html_cont = self.downloader.download(new_url)
new_urls, new_data = self.parser.parse(new_url,html_cont)
self.urls.add_new_urls(new_urls)
self.outputer.collect_data(new_data)
if count == 100:
break;
count = count + 1
except:
print 'craw failed'
self.outputer.output_html()
if __name__=="__main__":
root_url = "http://baike.baidu.com/view/21087.htm"
obj_spider = SpiderMain()
obj_spider.craw(root_url)
谢谢谢谢！找了半天了。。也没找到什么拼写错误。。缩进也都检查了。。。 |
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两个下划线和一个下划线有很大区别 检查了么？＠_＠ 本人新手 只能从自己知道的说说 |
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