python Programming Glossary: dictionary
What is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python tuple of the parent class for inheritance can be empty dictionary containing attributes names and values e.g. class MyShinyClass.. there is no reason to complicate things. type accepts a dictionary to define the attributes of the class. So class Foo object .....
Fastest way to list all primes below N in python http://stackoverflow.com/questions/2068372/fastest-way-to-list-all-primes-below-n-in-python True dim tk23 True dim tk29 True dim tk1 0 False # help dictionary d # d a b c if I want to find the smallest useful multiple of.. res x y const if res in offsets d x res y # another help dictionary gives tkx calling tmptk x tmptk 1 tk1 7 tk7 11 tk11 13 tk13..
*args and **kwargs? [duplicate] http://stackoverflow.com/questions/3394835/args-and-kwargs that args list of arguments as positional arguments kwargs dictionary whose keys become separate keyword arguments and the values..
What does ** (double star) and * (star) do for python parameters? http://stackoverflow.com/questions/36901/what-does-double-star-and-star-do-for-python-parameters except for those corresponding to a formal parameter as a dictionary. In 5 def bar kwargs ... for a in kwargs ... print a kwargs..
How can I merge (union) two Python dictionaries in a single expression? http://stackoverflow.com/questions/38987/how-can-i-merge-union-two-python-dictionaries-in-a-single-expression is what I'm looking for as well. python syntax dictionary idioms set operations share improve this question In your..
How do I unload (reload) a Python module? http://stackoverflow.com/questions/437589/how-do-i-unload-reload-a-python-module set of objects which are bound to names in the module ™s dictionary. The init function of extension modules is not called a second..
Why is python ordering my dictionary like so? http://stackoverflow.com/questions/526125/why-is-python-ordering-my-dictionary-like-so is python ordering my dictionary like so Here is the dictionary I have propertyList id int name.. is python ordering my dictionary like so Here is the dictionary I have propertyList id int name char 40 team int realOwner int.. slaves team y x population id description I know that a dictionary is unordered but it comes out the same every time and I've no..
Replacements for switch statement in python? http://stackoverflow.com/questions/60208/replacements-for-switch-statement-in-python
Python: Sort a dictionary by value http://stackoverflow.com/questions/613183/python-sort-a-dictionary-by-value Sort a dictionary by value I have a dictionary of values read from 2 fields in.. Sort a dictionary by value I have a dictionary of values read from 2 fields in a database a string field and.. The string field is unique so that is the key of the dictionary. I can sort on the keys but how can I sort based on the values..
What's the difference between list and tuples in Python? http://stackoverflow.com/questions/626759/whats-the-difference-between-list-and-tuples-in-python number line number You can then use this as a key in a dictionary to store notes on locations. A list on the other hand could..
What is the best way to implement nested dictionaries in Python? http://stackoverflow.com/questions/635483/what-is-the-best-way-to-implement-nested-dictionaries-in-python a data structure which essentially amounts to a nested dictionary. Let's say it looks like this 'new jersey' 'mercer county' 'plumbers'.. do things like aggregations and looking at subsets of the dictionary e.g. if I just want to go state by state . Basically sometimes.. by state . Basically sometimes I want to think of a nested dictionary as a flat dictionary and sometimes I want to think of it indeed..
Checking a Dictionary using a dot notation string http://stackoverflow.com/questions/12414821/checking-a-dictionary-using-a-dot-notation-string a Dictionary using a dot notation string This one is blowing my mind. Given..
Dictionary vs Object - which is more efficient and why? http://stackoverflow.com/questions/1336791/dictionary-vs-object-which-is-more-efficient-and-why vs Object which is more efficient and why What is more efficient.. in Python in terms of memory usage and CPU consumption Dictionary or Object Background I have to load huge amount of data into.. i self.i i self.l all for i in range 1000000 all i Obj i Dictionary execution time ~12sec all for i in range 1000000 o o 'i' i o..
Using a Python Dictionary as a Key (Non-nested) http://stackoverflow.com/questions/1600591/using-a-python-dictionary-as-a-key-non-nested a Python Dictionary as a Key Non nested Python doesn't allow dictionaries to be..
how do i rewrite this function to implement OrderedDict? http://stackoverflow.com/questions/4126348/how-do-i-rewrite-this-function-to-implement-ordereddict in v2.5 you may be able use Raymond Hettinger's Ordered Dictionary for Py2.4 ActiveState recipe as a base class instead. Minor..
Python: List to Dictionary http://stackoverflow.com/questions/4576115/python-list-to-dictionary List to Dictionary Let's say I have a list a in Python whose entries conveniently..
Parse raw HTTP Headers http://stackoverflow.com/questions/4685217/parse-raw-http-headers 534.13 r nAccept Encoding gzip deflate sdch r nAvail Dictionary GeNLY2f r nAccept Language en US en q 0.8 r n ... ' python.. 534.13 r nAccept Encoding gzip deflate sdch r nAvail Dictionary GeNLY2f r nAccept Language en US en q 0.8 r n print re.findall.. 534.13' 'Accept Encoding' 'gzip deflate sdch' 'Avail Dictionary' 'GeNLY2f ' 'Accept Language' 'en US en q 0.8' you can also..
FSharp runs my algorithm slower than Python! http://stackoverflow.com/questions/5850243/fsharp-runs-my-algorithm-slower-than-python lists unnecessarily and your use of the F# TryGetValue for Dictionary which allocates unnecessarily the .NET TryGetValue that accepts.. version and it runs at 100x speed. Moral of the story F# Dictionary needs work... when using tuples as keys compiled F# is slower.. you Jon much appreciated. EDIT the fact that replacing Dictionary with Array makes F# finally run at the speeds a compiled language..
Proxies with Python 'Requests' module http://stackoverflow.com/questions/8287628/proxies-with-python-requests-module the port The docs mention this only proxies optional Dictionary mapping protocol to the URL of the proxy. So I tried this..... url URL for the new Request object. ... proxies optional Dictionary mapping protocol to the URL of the proxy . ... On linux you..
What are Python dictionary view objects? http://stackoverflow.com/questions/8957750/what-are-python-dictionary-view-objects python view dictionary share improve this question Dictionary views are essentially what their name says views are simply..
Converting a String to Dictionary? http://stackoverflow.com/questions/988228/converting-a-string-to-dictionary a String to Dictionary How can I convert the str representation of a dict such as..
|