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python Programming Glossary: visitedhow to filter duplicate requests based on url in scrapy http://stackoverflow.com/questions/12553117/how-to-filter-duplicate-requests-based-on-url-in-scrapy p xyz.html id 1234 refer 5678 If I have already visited http www.abc.com p xyz.html id 1234 refer 4567 NOTE refer is..
Representing and solving a maze given an image http://stackoverflow.com/questions/12995434/representing-and-solving-a-maze-given-an-image a image coord 1 coord 0 3 i 240 return a def bfs s e i visited Perform a breadth first search. frontier Queue.Queue while s.. tuple map operator.add s d if is_white np i and np not in visited frontier.put np visited.append s s frontier.get return visited.. s d if is_white np i and np not in visited frontier.put np visited.append s s frontier.get return visited def main r png.Reader..
Good graph traversal algorithm http://stackoverflow.com/questions/1320688/good-graph-traversal-algorithm question To remember IDs of the users you've already visited you need a map of a length of 250 000 integers. That's far from..
Python relative imports for the billionth time http://stackoverflow.com/questions/14132789/python-relative-imports-for-the-billionth-time alumni to me. There was this response on one of the URLs I visited Relative imports use a module's name attribute to determine..
Simple example of how to use ast.NodeVisitor? http://stackoverflow.com/questions/1515357/simple-example-of-how-to-use-ast-nodevisitor up to the base class so that all children will also be visited . So for example... x v t ast.parse 'd x v y x ' x.visit t emits..
How check if a task is already in python Queue? http://stackoverflow.com/questions/1581895/how-check-if-a-task-is-already-in-python-queue the queue. I'm using an array for the pages I've already visited to filter the links I add to the queue but if there are more..
Python Package For Multi-Threaded Spider w/ Proxy Support? http://stackoverflow.com/questions/1628766/python-package-for-multi-threaded-spider-w-proxy-support from Queue import Queue Empty from threading import Thread visited set queue Queue def get_parser host root charset def parse try.. 'http s s' host root continue if href not in visited visited.add href queue.put href print href except Empty pass.. 'http s s' host root continue if href not in visited visited.add href queue.put href print href except Empty pass return..
Python form POST using urllib2 (also question on saving/using cookies) http://stackoverflow.com/questions/2954381/python-form-post-using-urllib2-also-question-on-saving-using-cookies cookie info in a file so that the next time the page is visited the cookie information is sent to the server i.e. normal browser..
Mercurial and hgweb on IIS 7.5 - python error http://stackoverflow.com/questions/4355256/mercurial-and-hgweb-on-iis-7-5-python-error the library.zip file into c inetpub wwwroot hg When I visited the site I get an error File C inetpub wwwroot hg hgweb.cgi..
Efficient way to iterate throught xml elements http://stackoverflow.com/questions/4695826/efficient-way-to-iterate-throught-xml-elements parent nodes are thrown away after the children have been visited. Both of these things help reduce the memory requirements. def..
http://stackoverflow.com/questions/5148589/python-urllib-over-tor I change the URL to a domain that this computer has never visited before. python urllib2 socks tor share improve this question..
Increment Page Hit Count in Django http://stackoverflow.com/questions/622652/increment-page-hit-count-in-django a table with an IntegerField hit_count and when a page is visited for example http site page 3 I want record ID 3's hit_count..
What is the difference between a site and an app in Django? http://stackoverflow.com/questions/734255/what-is-the-difference-between-a-site-and-an-app-in-django behaviour for an app based on the site ie URL being visited. This way the same App can customize itself based on whether.. can customize itself based on whether or not the user has visited 'StackOverflow.com' or 'RackOverflow.com' or whatever the IT..
Create a tree-style directory listing in Python http://stackoverflow.com/questions/7478477/create-a-tree-style-directory-listing-in-python to print entries from dirs because each directory will be visited as you walk the path so you will print it later with print path..
Web mining or scraping or crawling? What tool/library should I use? http://stackoverflow.com/questions/7722876/web-mining-or-scraping-or-crawling-what-tool-library-should-i-use itself even. To avoid this you'll need to create a list of visited links and make sure not to revisit them. Finally I would recommend..
How to pull a random record using Django's ORM? http://stackoverflow.com/questions/962619/how-to-pull-a-random-record-using-djangos-orm I'd like to show some of them newest one that was not visited for most time most popular one and a random one. I'm using Django..
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