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python Programming Glossary: self.itemshttp://stackoverflow.com/questions/1151658/python-hashable-dicts python hashable dicts def __key self return tuple sorted self.items def __repr__ self return 0 1 .format self.__class__.__name__..
How to run Scrapy from within a Python script http://stackoverflow.com/questions/13437402/how-to-run-scrapy-from-within-a-python-script 'crawler' self.crawler.install self.crawler.configure self.items dispatcher.connect self._item_passed signals.item_passed def.. signals.item_passed def _item_passed self item self.items.append item def _crawl self queue spider_name spider self.crawler.spiders.create.. spider self.crawler.start self.crawler.stop queue.put self.items def crawl self spider queue Queue p Process target self._crawl..
How to create a menu and submenus in Python curses? http://stackoverflow.com/questions/14200721/how-to-create-a-menu-and-submenus-in-python-curses panel.update_panels self.position 0 self.items items self.items.append 'exit' 'exit' def navigate self.. self.position 0 self.items items self.items.append 'exit' 'exit' def navigate self n self.position.. 0 self.position 0 elif self.position len self.items self.position len self.items 1 def display self self.panel.top..
http://stackoverflow.com/questions/3865939/can-this-python-postfix-notation-reverse-polish-notation-interpreter-be-made-m elements. def __init__ self Initialize a new empty stack. self.items def push self item Add a new item to the stack. self.items.append.. def push self item Add a new item to the stack. self.items.append item def pop self Remove and return an item from the.. is returned is always the last one that was added. return self.items.pop def is_empty self Check whether the stack is empty. return..
Lazy logger message string evaluation http://stackoverflow.com/questions/4148790/lazy-logger-message-string-evaluation class. class lazyjoin def __init__ self s items self.s s self.items items def __str__ self return self.s.join self.items Use it.. s self.items items def __str__ self return self.s.join self.items Use it like this note the use of a generator expression adding..
Can I do an ordered, default dict in Python http://stackoverflow.com/questions/6190331/can-i-do-an-ordered-default-dict-in-python args self.default_factory return type self args None None self.items def copy self return self.__copy__ def __copy__ self return.. copy return type self self.default_factory copy.deepcopy self.items def __repr__ self return 'OrderedDefaultDict s s ' self.default_factory..
What errors/exceptions do I need to handle with urllib2.Request / urlopen? http://stackoverflow.com/questions/666022/what-errors-exceptions-do-i-need-to-handle-with-urllib2-request-urlopen
How to change behavior of dict() for an instance http://stackoverflow.com/questions/6780952/how-to-change-behavior-of-dict-for-an-instance dict k v.dictify if isinstance v dict else v for k v in self.items def __dict__ self '''Get a standard dictionary of the items.. of the items in the tree.''' print k v for k v in self.items return dict k dict v if isinstance v dict else v for k v in.. dict k dict v if isinstance v dict else v for k v in self.items EDIT To show the problem more clearly b RecursiveDict b 1 2..
Running Scrapy tasks in Python http://stackoverflow.com/questions/7993680/running-scrapy-tasks-in-python 'crawler' self.crawler.install self.crawler.configure self.items self.spider spider dispatcher.connect self._item_passed signals.item_passed.. signals.item_passed def _item_passed self item self.items.append item def run self self.crawler.crawl self.spider self.crawler.start.. self.crawler.start self.crawler.stop self.results.put self.items # The part below can be called as often as you want results..
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