在编译spider_main,里报这个错，TypeError: add_new_url() takes exactly 1 argument (2 given)，求解。

Question

#conding:utf8import url_manager,html_downloader,html_parser,\html_outputerclass 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() html_cont = self.downloader.download(new_url) print 'craw %d: %s'%(count,new_url) new_url,new_data = self.parser.parser(new_url,html_cont) self.urls.add_new_urls(new_urls) self.outputer.collect_data(new_data) if count == 1000: break count = count + 1 except: print 'craw failed' self.outputer.outputer_html()if __name__=="__main__": root_url = "http://baike.baidu.com/view/21087.htm" obj_spider = SpiderMain() obj_spider.craw(root_url)本人使用的的sublime text 3,环境python 2.7.11 windows 7 x64报错信息：Traceback (most recent call last):  File "F:\pytest\spider\spider_main.py", line 34, in <module>    obj_spider.craw(root_url)  File "F:\pytest\spider\spider_main.py", line 12, in craw    self.urls.add_new_url(root_url)TypeError: add_new_url() takes exactly 1 argument (2 given)[Finished in 0.4s with exit code 1]

Answer 1

错误信息已经很明白了：

TypeError: add_new_url() takes exactly 1 argument (2 given)

类型错误： add_new_url() 函数 只接受  1个参数 （传了两个）