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Showing posts with the label Oop

Python: Isinstance() Undefined Global Name

I'm new with Python and I'm trying to use classes to program using objects as I do with C++… Read more Python: Isinstance() Undefined Global Name

Python: How To Call An Instance Method From A Class Method Of The Same Class

I have a class as follows: class MyClass(object): int = None def __init__(self, *args, **kw… Read more Python: How To Call An Instance Method From A Class Method Of The Same Class

Overcoming Python's Limitations Regarding Instance Methods

It seems that Python has some limitations regarding instance methods. Instance methods can't b… Read more Overcoming Python's Limitations Regarding Instance Methods

Inheritance In Web.py?

I am currently developing wep.py application. This is my web application which is binded with web.p… Read more Inheritance In Web.py?

Program To Restrict Object Creation In Python

class object_restrict(object): _count = 0 def __new__(cls): if cls._count > 5: … Read more Program To Restrict Object Creation In Python

How To Extend Oraclecursor Class From Cx_oracle

Using Python 2.7.12 and package cx_Oracle I'm trying to create an extended class of the what th… Read more How To Extend Oraclecursor Class From Cx_oracle

What Is The Purpose Of Checking Self.__class__?

What is the purpose of checking self.__class__ ? I've found some code that creates an abstract … Read more What Is The Purpose Of Checking Self.__class__?

Python Zip Object 'disappears' After Iterating Through?

Total noob question here but I really want to know the answer. I have no idea why the zip object si… Read more Python Zip Object 'disappears' After Iterating Through?

How To Share Data Between Two Classes

Question Is there a way to have two classes simultaneously inherit from one another? Background I a… Read more How To Share Data Between Two Classes

Why Is A Global Dictionary Accessible Inside A Class Whereas A Global Integer Variable Is Not?

I have declared a dictionary globally and a variable as well. Now, when accessing both in a class, … Read more Why Is A Global Dictionary Accessible Inside A Class Whereas A Global Integer Variable Is Not?

Peculiar Behavior Of Classes In Python

I'm learning Python, but have no OOP experience. I'm entering the following lines in IDLE (… Read more Peculiar Behavior Of Classes In Python

Can I Share Data Between Different Class Instances In Python?

I have a class option, for which I create an instance z. How can I use the optionbook from instance… Read more Can I Share Data Between Different Class Instances In Python?

Python Multiple Inheritance Constructor Not Called When Using Super()

Consider the following code: class A(object): def __init__(self): pass class B(object):… Read more Python Multiple Inheritance Constructor Not Called When Using Super()

Assigning Class Variable Dynamic Value From Inside A Class

I am trying to dynamically assign a class variable a value from inside of a class. class Test: dy… Read more Assigning Class Variable Dynamic Value From Inside A Class

Python Getting A Variable In A Class

I'm learning right now a python language but I would like to programm in OOP style. Sorry for m… Read more Python Getting A Variable In A Class

Bad Practice To Run Code In Constructor Thats Likely To Fail?

my question is rather a design question. In Python, if code in your 'constructor' fails, th… Read more Bad Practice To Run Code In Constructor Thats Likely To Fail?

Python Inheritance: Choose Parent Class Using Argument

I'm having trouble designing some classes. I want my user to be able to use the Character() cla… Read more Python Inheritance: Choose Parent Class Using Argument

Python __init__ Method In Inherited Class

I would like to give a daughter class some extra attributes without having to explicitly call a new… Read more Python __init__ Method In Inherited Class

How To Save Askdirectory Result In A Variable I Can Use Using Tkinter With Oop?

I have ran into some trouble. I'm quite new to OOP and working with tkinter and GUI's in ge… Read more How To Save Askdirectory Result In A Variable I Can Use Using Tkinter With Oop?

Tkinter Class Structure (class Per Frame) Issue With Duplicating Widgets

Ive been trying out OOP for use with Tkinter - Im getting there (I think) slowly... I wanted to bui… Read more Tkinter Class Structure (class Per Frame) Issue With Duplicating Widgets