Sep 16, 2008 · There's file scoped static inherited from C which means "this variable/function is usable in this file only", there's class scoped static which means "this method or field is associated with the type and not any instance of the type" (rarely used in C++ but common in C#/Java/ObjC, for example, I think this is what the OP is asking about), there ...

Nov 11, 2008 · Instead of creating a function having a static local variable, you can always create what is called a "function object" and give it a standard (non-static) member variable. Since you gave an example written C++, I will first explain what a "function object" is in C++. A "function object" is simply any class with an overloaded operator ...

You can access class variables by object and directly by class name from the outside or inside of class and basically, you should access class variables directly by class name because if there are the same name class and instance variables, the same name instance variable is prioritized while the same name instance variable is ignored when accessed by object.

Jun 27, 2012 · So to access a static variable within a static method of the class, I have to prefix the class name to the static variable I am accessing, like you have shown in your answer? – DaCruzR Commented Oct 19, 2020 at 19:09

Apr 9, 2009 · class MyClass(object): @staticmethod def the_static_method(x): print(x) MyClass.the_static_method(2) # outputs 2 Note that some code might use the old method of defining a static method, using staticmethod as a function rather than a decorator. This should only be used if you have to support ancient versions of Python (2.2 and 2.3):

Jan 22, 2014 · In a Python method, I would like to have a local variable whose value persists between calls to the method. This question shows how to declare such "static variables" (c++ terminology) inside functions. I tried to do the same in an instance method, and failed.

Sep 26, 2008 · Also observe that this is a good example for using a classmethod and a static method, The static method clearly belongs to the class, since it uses the class Cluster internally. The classmethod only needs information about the class, and no instance of the object.

class A(object): _some_private_static_member_0 = "value 0" _some_private_static_member_1 = "value 1" Potentially you can initialise the static class members with return values from functions which abstract out (of the class) more complex value generation:

Simply, understand the concept of class level variables/methods and instance level variables/methods. While working with static methods, you won't use self keyword as self keyword is used to represent instance of the class or to use instance variables of the class.

Dec 15, 2014 · All variables defined on the class level in Python are considered static. class Example: Variable = 2 # static variable print Example.Variable # prints 2 (static variable) # Access through an instance instance = Example() print instance.Variable # still 2 (ordinary variable) # Change within an instance instance.Variable = 3 #(ordinary variable ...