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Showing posts with the label Oop

How To Assign Properties To Symbols In Sympy And Have Them In The Same Domain?

I want to extend the Symbols class in SymPy so that I can add a Boolean attribute. I’m able to acc… Read more How To Assign Properties To Symbols In Sympy And Have Them In The Same Domain?

Properties Defined With Property() And @property

I am now trying to properly learn Python, and I am really puzzled by existence of two ways to creat… Read more Properties Defined With Property() And @property

Create More Than Two Turtles And Moving Them

How to make few turtles in a screen and make them move one at once? Solution 1: You can use turtle… Read more Create More Than Two Turtles And Moving Them

How To Get Attributes Of Parent Class Object Only

I have 2 classes: class Parent(object): def __init__(self, id, name): self.id = id … Read more How To Get Attributes Of Parent Class Object Only

Django Models And Oop Design

I wrote a quest system for an online game. My quests are serialized into json objects for a JavaScr… Read more Django Models And Oop Design

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

Can I Provide Python Class Method As A Parameter?

I would like to provide a method of a class as a parameter. Below is a simple example of what I'… Read more Can I Provide Python Class Method As A Parameter?

Trouble Understanding Passing Values And References In Python

Having issues with when objects are changed and when they aren't in Python. Here is my poorly c… Read more Trouble Understanding Passing Values And References In Python

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

Trouble Running My Class Crawler

Writing a class crawler in python, I got stuck on the half-way. I can't find any idea how to pa… Read more Trouble Running My Class Crawler

How Can I Dynamically Generate Class Instances With Single Attributes Read From Flat File In Python?

I apologise if this question has already been asked. I'm really new to Python programming, and … Read more How Can I Dynamically Generate Class Instances With Single Attributes Read From Flat File In Python?

Python Method After Create An Object

Problem: I need a special Method in Python that is executed AFTER the Object is created. Suppose i … Read more Python Method After Create An Object

Using Instances From Other Classes, Overriding And Separating Values Of X And Y From A Point(x,y) From One Class To Another

First of all thank you for taking your time to consider the following inquiry. English is not my ma… Read more Using Instances From Other Classes, Overriding And Separating Values Of X And Y From A Point(x,y) From One Class To Another

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__?

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 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?

Filter Array Of Objects In Python

I'm using Python to dig through a pretty big project and dig up information about it. I'm a… Read more Filter Array Of Objects In Python

Correct Way To Write __repr__ Function With Inheritance

I'm experimenting with OOP python and I wasn't sure about the __repr__ function inheritance… Read more Correct Way To Write __repr__ Function With Inheritance

How Do I Use Openpyxl And Still Maintain Oop Structure?

I am using python to do some simulations and using openpyxl to generate the reports. Now the simula… Read more How Do I Use Openpyxl And Still Maintain Oop Structure?

Why Does Python 2.7 Namedtuple Implement __dict__?

The namedtuple implementation in Python 2.7 implements __dict__. I'm confused what this is doin… Read more Why Does Python 2.7 Namedtuple Implement __dict__?