¡@
python Programming Glossary: methodWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python is inherited from Foo True Eventually you'll want to add methods to your class. Just define a function with the proper signature.. from it class UpperAttrMetaclass type # __new__ is the method called before __init__ # it's the method that creates the object.. # __new__ is the method called before __init__ # it's the method that creates the object and returns it # while __init__ just..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained min_dist max_dist return result What happens when the method _get_child_candidates is called A list is returned A single.. Your code explained Generator # Here you create the method of the node object that will return the generator def node._get_child_candidates.. ones since it's not applied on the same node. The extend method is a list object method that expects an iterable and adds its..
http://stackoverflow.com/questions/2709821/python-self-explained to refer to instance attributes. Python decided to do methods in a way that makes the instance to which the method belongs.. do methods in a way that makes the instance to which the method belongs be passed automatically but not received automatically.. but not received automatically the first parameter of methods is the instance the method is called on. That makes methods..
Flattening a shallow list in Python http://stackoverflow.com/questions/406121/flattening-a-shallow-list-in-python because x is a Django QuerySet object. But the reduce method is fairly unreadable. So my question is Is there a simple way.. for image in mi.image_set.all But neither of these methods are as efficient as using itertools.chain from itertools import..
Python: How do I pass a variable by reference? http://stackoverflow.com/questions/986006/python-how-do-i-pass-a-variable-by-reference but others aren't So If you pass a mutable object into a method the method gets a reference to that same object and you can.. aren't So If you pass a mutable object into a method the method gets a reference to that same object and you can mutate it to.. heart's delight but if you rebind the reference in the method the outer scope will know nothing about it and after you're..
Python: Bind an Unbound Method? http://stackoverflow.com/questions/1015307/python-bind-an-unbound-method Bind an Unbound Method In Python is there a way to bind an unbound method without..
Differences between isinstance() and type() in python http://stackoverflow.com/questions/1549801/differences-between-isinstance-and-type-in-python to actual subclasses in a very natural way via Template Method design pattern applications see here and here part II for more..
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 psyco for n 1000000 rwh_primes1 was the fastest tested. Method ms rwh_primes1 43.0 sieveOfAtkin 46.4 rwh_primes 57.4 sieve_wheel_30.. without psyco for n 1000000 rwh_primes2 was the fastest. Method ms rwh_primes2 68.1 rwh_primes1 93.7 rwh_primes 94.6 sieve_wheel_30.. for n 1000000 primesfrom2to was the fastest tested. Method ms primesfrom2to 15.9 primesfrom3to 18.4 ambi_sieve 29.3 ..
Are there any static analysis tools for Python? http://stackoverflow.com/questions/35470/are-there-any-static-analysis-tools-for-python # W0403 Relative imports # Pointless whinging # R0201 Method could be a function # W0212 Accessing protected attribute of..
http://stackoverflow.com/questions/448271/what-is-init-py-for
How do I compile a Visual Studio project from the command-line? http://stackoverflow.com/questions/498106/how-do-i-compile-a-visual-studio-project-from-the-command-line share improve this question I know of two ways to do it. Method 1 The first method which I prefer is to use msbuild msbuild.. I prefer is to use msbuild msbuild project.sln Flags... Method 2 You can also run vcexpress project.sln build Flags... The..
Lazy Method for Reading Big File in Python? http://stackoverflow.com/questions/519633/lazy-method-for-reading-big-file-in-python Method for Reading Big File in Python I have a very big file 4GB and..
Creating a singleton in python http://stackoverflow.com/questions/6760685/creating-a-singleton-in-python gumph when I can simply inherit or decorate. Best methods Method 1 A decorator def singleton class_ instances def getinstance.. it. Also for m MyClass n MyClass o type n then m n m o n o Method 2 A base class class Singleton object _instance None def __new__.. a second base class Have to think more than is necessary. Method 3 A metaclass class Singleton type _instances def __call__ cls..
Adding a Method to an Existing Object http://stackoverflow.com/questions/972/adding-a-method-to-an-existing-object a Method to an Existing Object I've read that it is possible to add.. barFighters at 0x00A98EF0 To bind it we can use the MethodType function in the types module import types a.barFighters.. in the types module import types a.barFighters types.MethodType barFighters a a.barFighters bound method .barFighters of..
Seeking clarification on apparent contradictions regarding weakly typed languages http://stackoverflow.com/questions/9929585/seeking-clarification-on-apparent-contradictions-regarding-weakly-typed-language
Get the size of a list in python? http://stackoverflow.com/questions/1712227/get-the-size-of-a-list-in-python apple items.append orange items.append banana FAKE METHOD items.amount should return 3 How I do it right python list..
Generating Python soaplib stubs from WSDL http://stackoverflow.com/questions/3083186/generating-python-soaplib-stubs-from-wsdl s name s`` ''' TYPE_MAP ''' WSDL_TYPES items s ''' SOAPMETHOD ''' @soapmethod args s _returns response s ''' METHOD ''' def.. SOAPMETHOD ''' @soapmethod args s _returns response s ''' METHOD ''' def name s self args s ''' METHOD_DOCSTRING ''' Parameters.. response s ''' METHOD ''' def name s self args s ''' METHOD_DOCSTRING ''' Parameters args s Returns response s ''' STANDARD_TYPE_NAMESPACES..
Parsing files (ics/ icalendar) using Python http://stackoverflow.com/questions/3408097/parsing-files-ics-icalendar-using-python PRODID Lotus Development Corporation NONSGML Notes 8.0 EN METHOD PUBLISH BEGIN VTIMEZONE TZID India BEGIN STANDARD DTSTART 19500101T020000..
Override a method at instance level http://stackoverflow.com/questions/394770/override-a-method-at-instance-level Dog def bark self print WOOF boby Dog boby.bark # WOOF # METHOD OVERRIDE boby.bark # WoOoOoF Thanks python share improve..
Python - Convert UTC datetime string to local datetime http://stackoverflow.com/questions/4770297/python-convert-utc-datetime-string-to-local-datetime from datetime import datetime from dateutil import tz # METHOD 1 Hardcode zones from_zone tz.gettz 'UTC' to_zone tz.gettz 'America.. tz.gettz 'UTC' to_zone tz.gettz 'America New_York' # METHOD 2 Auto detect zones from_zone tz.tzutc to_zone tz.tzlocal #..
|