当我运行 eclipse 或在 iPython 中运行我的脚本时,它失败了:
'ascii' codec can't decode byte 0xe2 in position 32: ordinal not in range(128)
我不知道为什么,但是当我使用相同的 url 简单地执行 feedparse.parse(url) 语句时,没有抛出错误。这让我很难过。
代码很简单:
try:
d = feedparser.parse(url)
except Exception, e:
logging.error('Error while retrieving feed.')
logging.error(e)
logging.error(formatExceptionInfo(None))
logging.error(formatExceptionInfo1())
这是堆栈跟踪:
d = feedparser.parse(url)
File "C:\Python26\lib\site-packages\feedparser.py", line 2623, in parse
feedparser.feed(data)
File "C:\Python26\lib\site-packages\feedparser.py", line 1441, in feed
sgmllib.SGMLParser.feed(self, data)
File "C:\Python26\lib\sgmllib.py", line 104, in feed
self.goahead(0)
File "C:\Python26\lib\sgmllib.py", line 143, in goahead
k = self.parse_endtag(i)
File "C:\Python26\lib\sgmllib.py", line 320, in parse_endtag
self.finish_endtag(tag)
File "C:\Python26\lib\sgmllib.py", line 360, in finish_endtag
self.unknown_endtag(tag)
File "C:\Python26\lib\site-packages\feedparser.py", line 476, in unknown_endtag
method()
File "C:\Python26\lib\site-packages\feedparser.py", line 1318, in _end_content
value = self.popContent('content')
File "C:\Python26\lib\site-packages\feedparser.py", line 700, in popContent
value = self.pop(tag)
File "C:\Python26\lib\site-packages\feedparser.py", line 641, in pop
output = _resolveRelativeURIs(output, self.baseuri, self.encoding)
File "C:\Python26\lib\site-packages\feedparser.py", line 1594, in _resolveRelativeURIs
p.feed(htmlSource)
File "C:\Python26\lib\site-packages\feedparser.py", line 1441, in feed
sgmllib.SGMLParser.feed(self, data)
File "C:\Python26\lib\sgmllib.py", line 104, in feed
self.goahead(0)
File "C:\Python26\lib\sgmllib.py", line 138, in goahead
k = self.parse_starttag(i)
File "C:\Python26\lib\sgmllib.py", line 296, in parse_starttag
self.finish_starttag(tag, attrs)
File "C:\Python26\lib\sgmllib.py", line 338, in finish_starttag
self.unknown_starttag(tag, attrs)
File "C:\Python26\lib\site-packages\feedparser.py", line 1588, in unknown_starttag
attrs = [(key, ((tag, key) in self.relative_uris) and self.resolveURI(value) or value) for key, value in attrs]
File "C:\Python26\lib\site-packages\feedparser.py", line 1584, in resolveURI
return _urljoin(self.baseuri, uri)
File "C:\Python26\lib\site-packages\feedparser.py", line 286, in _urljoin
return urlparse.urljoin(base, uri)
File "C:\Python26\lib\urlparse.py", line 215, in urljoin
params, query, fragment))
File "C:\Python26\lib\urlparse.py", line 184, in urlunparse
return urlunsplit((scheme, netloc, url, query, fragment))
File "C:\Python26\lib\urlparse.py", line 192, in urlunsplit
url = scheme + ':' + url
File "C:\Python26\lib\encodings\cp1252.py", line 15, in decode
return codecs.charmap_decode(input,errors,decoding_table)
部分解决:
当传递给 feedparser.parse() 的 URL 是 unicode 时,这是可重现的。当它是一个 ascii URL 时,它不会重现。作为记录,您需要一个包含一些高字符 unicode 字符的提要。我不确定这是为什么。