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Showing posts with the label Inheritance

Useless Super In Multiple Inheritance?

in multiple inheritance how super() works? for example here I have Two init and I want to send args… Read more Useless Super In Multiple Inheritance?

Using A Custom Collection Extending From A Dict() With Sqlalchemy

I'm trying to use a custom collection to 'connect' (or relate) two classes but I haven&… Read more Using A Custom Collection Extending From A Dict() With Sqlalchemy

Python - Calling Ancestor Methods When Multiple Inheritance Is Involved

Edit: I'm using Python 3 (some people asked). I think this is just a syntax question, but I wan… Read more Python - Calling Ancestor Methods When Multiple Inheritance Is Involved

Subclassing Type Vs Object In Python3

I've been reading about metaclasses and I got lost when it came to type and object classes. I u… Read more Subclassing Type Vs Object In Python3

How To Convert Lists Of Class Objects To A List Of Their Attributes

guys! So I recently started learning about python classes and objects. For instance, I have a foll… Read more How To Convert Lists Of Class Objects To A List Of Their Attributes

Python: Derived Classes Access Dictionary Of Base Class In The Same Memory Location

I'm wondering why a dictionary, that is defined in a base class and is accessed from derived cl… Read more Python: Derived Classes Access Dictionary Of Base Class In The Same Memory Location

Python Class Inherited Singleton Inits Instance On Every Call

I'm trying to implement class inherited singleton as described here (Method 2). Going over the … Read more Python Class Inherited Singleton Inits Instance On Every Call

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

Python: Change Class Type With Decorator And Keep It's Methods

I want to create a class which could be used inside different Applications and their APIs to create… Read more Python: Change Class Type With Decorator And Keep It's Methods

Implementing A Dict-like Object With __getattr__ And __setattr__ Functionality

I'm trying to implement a dict-like object which can be accessed/modified with __getattr__ and … Read more Implementing A Dict-like Object With __getattr__ And __setattr__ Functionality

Convert List Of Dict To Csv In Python

I have used inheritance for employee details and I'm trying to write it as a csv. My output is … Read more Convert List Of Dict To Csv In Python

Pyqt5: Stylesheet And Inheritance From Qwidget

My code generates a Window containing two QWidgets, a red (wg1) and a blue (wg2) one. If they becom… Read more Pyqt5: Stylesheet And Inheritance From Qwidget

In Pytest, How To Assert If An Exception (which Is Inherited From A Parent Exception Class) Is Raised?

What I have done : I have a function def get_holidays(): which raises a Timeout error. My test fun… Read more In Pytest, How To Assert If An Exception (which Is Inherited From A Parent Exception Class) Is Raised?

Dynamic Multiple Inheritance In Python

I'm having a combination of 'backend' together with a 'type'. Backends: Cloudan… Read more Dynamic Multiple Inheritance In Python

Django Multi-table Inheritance Alternatives For Basic Data Model Pattern

tl;dr Is there a simple alternative to multi-table inheritance for implementing the basic data-mode… Read more Django Multi-table Inheritance Alternatives For Basic Data Model Pattern

Sqlalchemy Inheritance Filter On All Columns

So I want to execute a filter on all Columns of my Database Model which uses table inheritance. I a… Read more Sqlalchemy Inheritance Filter On All Columns

How To Inherit Objects In Django?

is there a link or tutorial on how to inherit an objects in django? let us say that i have a vehicl… Read more How To Inherit Objects In Django?

Why Is My Superclass Calling My Subclass Method?

When I call a method that was overrided from my constructor, I am getting an error and it says that… Read more Why Is My Superclass Calling My Subclass Method?

Force Implementing Specific Attributes In Subclass Python

I'm have a parent class, and I would like to 'force' everyone that will inherit from it… Read more Force Implementing Specific Attributes In Subclass Python

Pyqt Class Inheritance

I am having troubles to understand class inheritance with Python/PyQt. I have a MainWindow and a Po… Read more Pyqt Class Inheritance