Using allow=('\.egg', ) matches the 4 ".egg" links on the page. But
allow=('\.zip', ) does not match the zip one.
Em quarta-feira, 23 de setembro de 2015 19:20:00 UTC-3, Travis Leleu
escreveu:
>
> What happens if you use allow=('\.egg', ) instead?
>
> On Wed, Sep 23, 2015 at 2:59 PM, Piter Oliveira Vergara <
> [email protected] <javascript:>> wrote:
>
>> I'm having trouble in figuring out why the following code does not work.
>> I want to download a zip file from a page but my LinkExtractor never seems
>> to match the link. I've tried various patterns with no luck. Everything
>> works fine if I try to match the other links in that same page.
>>
>> class Zope2Spider(CrawlSpider):
>> """docstring for Zope2Spider"""
>> name = "zope2"
>>
>> start_urls = [
>> "http://download.zope.org/Zope2/index/2.13.22/AccessControl/";
>> ]
>>
>> rules = (
>> # This does not work
>> Rule(LinkExtractor(allow=('.*\.zip', ), ), callback='parse_pacote'),
>>
>> # this works
>> # Rule(LinkExtractor(allow=('.*\.egg', ), ), callback='parse_pacote'),
>> )
>>
>> def parse_pacote(self, response):
>> raise Exception(response.url) # just to see if it enters here
>>
>> # ommited
>>
>>
>> Can anyone give me a help with that?
>>
>> thanks!
>>
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>
>
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