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[已解决]照着小甲鱼书里的爬虫代码 运行出错 来帮忙解惑

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发表于 2017-6-1 18:02:03 | 显示全部楼层 |阅读模式

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本帖最后由 jiacce 于 2017-6-1 18:04 编辑


  1. import urllib.request
  2. import urllib.parse
  3. import re
  4. from bs4 import BeautifulSoup



  5. def main():
  6.     keyword = input("请输入关键词:")
  7.     keyword = urllib.parse.urlencode({"word":keyword})
  8.     response = urllib.request.urlopen("http://baike.baidu.com/search/word?%s" % keyword)
  9.     html = response.read()
  10.     soup = BeautifulSoup(html,"html.parser")

  11.     for each in soup.find_all(href = re.compile("item")):
  12.         content = ''.join([each.text])
  13.         url2 = ''.join(["http://baike.baidu.com",each["href"]])
  14.         response2 = urllib.request.urlopen(url2)
  15.         html2 = response2.read()
  16.         soup2 = BeautifulSoup(html2,"html.parser")
  17.         if soup2.h2:
  18.             content = ''.join([content,soup2.h2.text])
  19.         content = ''.join([content,"-->",url2])
  20.         print(content)


  21. if __name__ == "__main__":







  22. [code]Traceback (most recent call last):
  23.   File "F:\python34\libs\pl4_92.py", line 30, in <module>
  24.     main()
  25.   File "F:\python34\libs\pl4_92.py", line 20, in main
  26.     response2 = urllib.request.urlopen(url2)
  27.   File "F:\python34\lib\urllib\request.py", line 161, in urlopen
  28.     return opener.open(url, data, timeout)
  29.   File "F:\python34\lib\urllib\request.py", line 464, in open
  30.     response = self._open(req, data)
  31.   File "F:\python34\lib\urllib\request.py", line 482, in _open
  32.     '_open', req)
  33.   File "F:\python34\lib\urllib\request.py", line 442, in _call_chain
  34.     result = func(*args)
  35.   File "F:\python34\lib\urllib\request.py", line 1211, in http_open
  36.     return self.do_open(http.client.HTTPConnection, req)
  37.   File "F:\python34\lib\urllib\request.py", line 1183, in do_open
  38.     h.request(req.get_method(), req.selector, req.data, headers)
  39.   File "F:\python34\lib\http\client.py", line 1137, in request
  40.     self._send_request(method, url, body, headers)
  41.   File "F:\python34\lib\http\client.py", line 1172, in _send_request
  42.     self.putrequest(method, url, **skips)
  43.   File "F:\python34\lib\http\client.py", line 1014, in putrequest
  44.     self._output(request.encode('ascii'))
  45. UnicodeEncodeError: 'ascii' codec can't encode characters in position 10-12: ordinal not in range(128)
复制代码

    main()
[/code]
最佳答案
2017-6-2 21:10:51
遇到特殊符号了,用try-except语句遍历跳过。
想知道小甲鱼最近在做啥?请访问 -> ilovefishc.com
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发表于 2017-6-2 21:10:51 | 显示全部楼层    本楼为最佳答案   
遇到特殊符号了,用try-except语句遍历跳过。
想知道小甲鱼最近在做啥?请访问 -> ilovefishc.com
回复 支持 反对

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