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python Programming Glossary: spider

Scrapy crawl from script always blocks script execution after scraping

http://stackoverflow.com/questions/14777910/scrapy-crawl-from-script-always-blocks-script-execution-after-scraping

script crawler Crawler Settings settings crawler.configure spider crawler.spiders.create spider_name crawler.crawl spider crawler.start.. Crawler Settings settings crawler.configure spider crawler.spiders.create spider_name crawler.crawl spider crawler.start log.start.. settings crawler.configure spider crawler.spiders.create spider_name crawler.crawl spider crawler.start log.start reactor.run..

Scrapping ajax pages using python

http://stackoverflow.com/questions/16390257/scrapping-ajax-pages-using-python

is going to the server simulate this XHR request in your spider Also see Can scrapy be used to scrape dynamic content from websites..

A clean, lightweight alternative to Python's twisted?

http://stackoverflow.com/questions/1824418/a-clean-lightweight-alternative-to-pythons-twisted

to Python's twisted A long while ago I wrote a web spider that I multithreaded to enable concurrent requests to occur..

Concurrent downloads - Python

http://stackoverflow.com/questions/2360291/concurrent-downloads-python

would be very much appreciated. python html concurrency spider share improve this question Speeding up crawling is basically..

Crawling with an authenticated session in Scrapy

http://stackoverflow.com/questions/5851213/crawling-with-an-authenticated-session-in-scrapy

here is my code so far class MySpider CrawlSpider name 'myspider' allowed_domains 'domain.com' start_urls 'http www.domain.com.. documentation here http doc.scrapy.org en 0.14 topics spiders.html#scrapy.contrib.spiders.Rule This is because with a CrawlSpider.. doc.scrapy.org en 0.14 topics spiders.html#scrapy.contrib.spiders.Rule This is because with a CrawlSpider parse the default callback..

Running Scrapy from a script - Hangs

http://stackoverflow.com/questions/6494067/running-scrapy-from-a-script-hangs

from scrapy.http import Request def handleSpiderIdle spider '''Handle spider idle event.''' # http doc.scrapy.org topics.. import Request def handleSpiderIdle spider '''Handle spider idle event.''' # http doc.scrapy.org topics signals.html#spider.. idle event.''' # http doc.scrapy.org topics signals.html#spider idle print ' nSpider idle s. Restarting it... ' spider.name..

Scrapy Crawl URLs in Order

http://stackoverflow.com/questions/6566322/scrapy-crawl-urls-in-order

in Order So my problem is relatively simple. I have one spider crawling multiple sites and I need it to return the data in.. I write it in my code. It's posted below. from scrapy.spider import BaseSpider from scrapy.selector import HtmlXPathSelector..

Saving Django model from Scrapy project

http://stackoverflow.com/questions/7883196/saving-django-model-from-scrapy-project

class DjangoPipeline object def process_item self item spider category Category.objects.get name 'Horror' book Book name 'something'.. class DjangoPipeline object def process_item self item spider try category Category.objects.get name 'something' except category..

Extracting values of elements in a list of dictionaries

http://stackoverflow.com/questions/10105593/extracting-values-of-elements-in-a-list-of-dictionaries

Commentaire sur Saw 3D' u'thread' u' Topic Unique News Spider Man reboot' u'thread' u'Sujet Dbat autours sur les news ET rumeurs.. of Persia les sables du temps' u'thread' u'Commentaire sur Spider Man 3D ' u'thread' u'Commentaire sur World Invasion Battle Los..

Scrapy crawl from script always blocks script execution after scraping

http://stackoverflow.com/questions/14777910/scrapy-crawl-from-script-always-blocks-script-execution-after-scraping

from testspiders.spiders.followall import FollowAllSpider def stop_reactor reactor.stop dispatcher.connect stop_reactor.. stop_reactor signal signals.spider_closed spider FollowAllSpider domain 'scrapinghub.com' crawler Crawler Settings crawler.configure.. 23934 ... 2013 02 10 14 49 47 0600 followall INFO Spider closed finished 2013 02 10 14 49 47 0600 scrapy INFO Reactor..

Python Package For Multi-Threaded Spider w/ Proxy Support?

http://stackoverflow.com/questions/1628766/python-package-for-multi-threaded-spider-w-proxy-support

Package For Multi Threaded Spider w Proxy Support Instead of just using urllib does anyone know..

Scrapy - how to manage cookies/sessions

http://stackoverflow.com/questions/4981440/scrapy-how-to-manage-cookies-sessions

for the rest of its life If the cookies are then on a per Spider level then how does it work when multiple spiders are spawned.. from scrapy.http.cookies import CookieJar ... class Spider BaseSpider def parse self response '''Parse category page extract.. scrapy.http.cookies import CookieJar ... class Spider BaseSpider def parse self response '''Parse category page extract subcategories..

Crawling with an authenticated session in Scrapy

http://stackoverflow.com/questions/5851213/crawling-with-an-authenticated-session-in-scrapy

used the word crawling . So here is my code so far class MySpider CrawlSpider name 'myspider' allowed_domains 'domain.com' start_urls.. crawling . So here is my code so far class MySpider CrawlSpider name 'myspider' allowed_domains 'domain.com' start_urls 'http.. like this before Authenticate then crawl using a CrawlSpider Any help would be appreciated. python scrapy share improve..

Extracting data from an html path with Scrapy for Python

http://stackoverflow.com/questions/7074623/extracting-data-from-an-html-path-with-scrapy-for-python

out debug information from scrapy.spider import BaseSpider from scrapy.selector import HtmlXPathSelector XPathSelectorList.. XmlXPathSelector import html5lib class BingSpider BaseSpider name 'bing.com maps' allowed_domains bing.com maps.. XmlXPathSelector import html5lib class BingSpider BaseSpider name 'bing.com maps' allowed_domains bing.com maps start_urls..

Python builtin “all” with generators

http://stackoverflow.com/questions/7491951/python-builtin-all-with-generators

package. Strangely enough I get True above when I use the Spider IDE and False in pure console... UPDATE 2 As DSM pointed out..