Thanks for your help
I just have un problem with the encoding :

Syntax-Error : Non-ASCII character '\x80' in file...
but no encoding declared; see http://www.python.org/peps/pep-0263.html

How can implement this encoding in scrapy?
Regards



2014-01-28 Rolando Espinoza La Fuente <[email protected]>

> You can use the euro symbol in your regex. Scrapy under the hood uses the
> flag re.UNICODE with allows you to do that. See:
>
> In [33]: text = u"<span>12,76 EURO</span>"
>
> In [34]: sel = Selector(text=text)
>
> In [35]: sel.xpath('//span/text()').re(u'(\d+,\d+) EURO')
> Out[35]: [u'12,76']
>
>
>
> On Tue, Jan 28, 2014 at 5:44 PM, d4v1d <[email protected]> wrote:
>
>> hello
>> yes, your are right my explanations are not clear
>> my objectif is to find on a web page the price, i supposed that the price
>> is construct like this : 12,76 EURO
>> i have the different urls in a database, so i test each url and search
>> the price with a specific regex but it didn't accept symbol EURO
>> Maybe i have to specify that the item['price'] is in utf8 but i don't
>> know how ?
>>
>>     def parse(self, response):
>>         hxs = HtmlXPathSelector(response)
>>         item = DmozItem()
>>         item['price'] = hxs.select('//span/text()').re(
>> '([0-9]+(?:[,.][0-9])?)\s')
>>
>>         cur = self.db.cursor()
>>         cur.execute("select url from urls")
>>         for j in range(len(item['price'])):
>>             cursor = self.db.cursor()
>>             sql = "update urls set price_%s = '%s' where url = '%s'" % (j
>> , item['price'][j], response.url)
>>             cursor.execute(sql)
>>             self.db.commit()
>>         return item
>>
>>
>> I hope it's more clear
>> thanks in advance
>> regards
>>
>>
>> Le mardi 28 janvier 2014 12:15:36 UTC+1, Mikołaj Roszkowski a écrit :
>>>
>>> It's hard to say without seeing the page's source code. The usual method
>>> to this task is to crawl the necessery nodes with xpath and then process
>>> those scraped items in the item pipeline to extract the values.
>>> http://doc.scrapy.org/en/latest/topics/item-pipeline.html
>>>
>>>
>>> 2014-01-28 David LANGLADE <[email protected]>
>>>
>>>>  Hello
>>>> Thanks for your feedback
>>>> Not really, i want to crawl all the page for find specific symbols +
>>>> numeric sequence (for example 15.23 EURO) and return this value
>>>> Regards
>>>>
>>>>
>>>>
>>>>
>>>> 2014-01-27 Mikołaj Roszkowski <[email protected]>
>>>>
>>>>> You want to check the whole page's html content and then grab values
>>>>> with numbers?
>>>>>
>>>>>
>>>>> 2014-01-27 d4v1d <[email protected]>
>>>>>
>>>>>> is something like this is in the right direction ?
>>>>>>
>>>>>> item['price'] = hxs.select('/html').re('[0-9]&#128;')
>>>>>>
>>>>>>
>>>>>>
>>>>>> Le dimanche 26 janvier 2014 22:35:16 UTC+1, d4v1d a écrit :
>>>>>>
>>>>>>> Hello
>>>>>>> Is it possible to search in an url a specific text without having to
>>>>>>> specify a tag
>>>>>>> Example, i would like to search all the texts 0 to 9 and with .
>>>>>>> before and after the sign $
>>>>>>> It is probably possible with a regex but i don't know how use this
>>>>>>> type of tools on scrapy
>>>>>>> Thanks for you help
>>>>>>> Regards
>>>>>>>
>>>>>>>
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>>>>
>>>>
>>>>
>>>> --
>>>> David LANGLADE
>>>> 5 rue du patuel
>>>> 42800 Saint martin la plaine
>>>> Tel : 06.49.42.38.85
>>>>
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-- 
David LANGLADE
5 rue du patuel
42800 Saint martin la plaine
Tel : 06.49.42.38.85

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