報(bào)錯(cuò)信息:craw 1:http://baike.baidu.com/view/21087.htmcraw failedTraceback (most recent call last):? File "E:\python\python_practice1\baidubaike\spider_main.py", line 39, in <module>? ? obj_spider.craw(root_url)?? File "E:\python\python_practice1\baidubaike\spider_main.py", line 34, in craw? ? self.outputer.output_html()TypeError: output_html() missing 1 required positional argument: 'self'貼上html_outputer代碼:class HtmlOutputer(object):? ?def __init__(self):? ? ? ?self.datas = []? ? ? ?? ?def collect_data(self,data):? ? ? ?if data is None:? ? ? ? ? ?return? ? ? ?self.datas.append(data)? ? ??? ?def output_html(self):? ? ? ?fout = open('output.html','w')? ? ? ?? ? ? ?fout.write('<html>')? ? ? ?fout.write('<body>')? ? ? ?fout.write('<table>')? ? ? ?for data in self.datas:? ? ? ? ? ?fout.write('<tr>')? ? ? ? ? ?fout.write('<td>%s</td>'% data['url'])? ? ? ? ? ?fout.write('<td>%s</td>'% data['title'].encode('utf-8'))? ? ? ? ? ?fout.write('<td>%s</td>'% data['summary'].encode('utf-8'))? ? ? ? ? ?fout.write('</tr>')? ? ? ?fout.write('</table>')? ? ? ?fout.write('</body>')? ? ? ?fout.write('</html>')? ? ? ?fout.close()
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慕粉3843115
TA貢獻(xiàn)1條經(jīng)驗(yàn) 獲得超0個(gè)贊
從報(bào)錯(cuò)上看,是缺少一個(gè)參數(shù)self。
你應(yīng)該是沒(méi)有實(shí)例化HtmlOutputer這個(gè)類(lèi)
需要用outputer =?HtmlOutputer()
outputer.collect_data()
而不是用outputer =?HtmlOutputer
outputer.collect_data()
估計(jì)上一個(gè)問(wèn)的問(wèn)題應(yīng)該也是同樣的原因哈
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