thanks 在 2015年1月23日星期五 UTC+8下午7:56:29，Paul Tremberth写道： > > You're missign parentheses for the "start" field: > > class TrainingItem(Item): > > course = Field() > desc = Field() > start = Field() # <--- here > end = Field() > school = Field > trainId = Field() > id = Field() > > > > > > > On Friday, January 23, 2015 at 12:49:04 PM UTC+1, [email protected] > wrote: >> >> >> class TrainingItem(Item): >> >> course = Field() >> desc = Field() >> start = Field >> end = Field() >> school = Field >> trainId = Field() >> id = Field() >> >> course = hxs.xpath(u'//h3[text()="XXXX"]/../h2[%s]/text()'%x).re(r'\S+') >> >> if course: >> >> train_item["start"] = course[0] >> >> train_item["end"] = course[2] >> >> train_item["course"] = course[3] >> >> >> >> >> 2015-01-23 19:32:14+0800 [zlzp] ERROR: Spider error processing <GET >> Traceback (most recent call last): >> File "C:\python27\lib\site-packages\twisted\internet\base.py", >> line 82 >> 4, in runUntilCurrent >> call.func(*call.args, **call.kw) >> File "C:\python27\lib\site-packages\twisted\internet\task.py", >> line 63 >> 8, in _tick >> taskObj._oneWorkUnit() >> File "C:\python27\lib\site-packages\twisted\internet\task.py", >> line 48 >> 4, in _oneWorkUnit >> result = next(self._iterator) >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\uti >> ls\defer.py", line 57, in <genexpr> >> work = (callable(elem, *args, **named) for elem in iterable) >> --- <exception caught here> --- >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\uti >> ls\defer.py", line 96, in iter_errback >> yield next(it) >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\con >> trib\spidermiddleware\offsite.py", line 26, in process_spider_output >> for x in result: >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\con >> trib\spidermiddleware\referer.py", line 22, in <genexpr> >> return (_set_referer(r) for r in result or ()) >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\con >> trib\spidermiddleware\urllength.py", line 33, in <genexpr> >> return (r for r in result or () if _filter(r)) >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\con >> trib\spidermiddleware\depth.py", line 50, in <genexpr> >> return (r for r in result or () if _filter(r)) >> File >> "C:\Users\Administrator\Desktop\ZLZP\ZLZP\zlzp_spiders\spiders_co >> okie.py", line 392, in parse_item >> train_item["start"] = course[0] >> File >> "C:\python27\lib\site-packages\scrapy-0.24.4-py2.7.egg\scrapy\ite >> m.py", line 57, in __setitem__ >> (self.__class__.__name__, key)) >> exceptions.KeyError: 'TrainingItem does not support field: start' >> >
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