All Questions
Tagged with python-3.x inheritance
18 questions
1
vote
1
answer
228
views
Python3 currency abstract class (without the permission to be instantiated directly)
I'm a newbie python developer who accidentally studied the concept of
Abstract classes
and I found it pretty much helpful to implement due to the SOLID principles.
At the very moment of testing and ...
- 419
2
votes
1
answer
91
views
Python 3.10+: an exploration of meta classes and subclasses through the lens of metric (SI) prefixes with subclass-able units and changeable bases
Problem Statement
From the National Institute of Standards and Technology's Office of Weights and Measures, one can find a handy list of all the metric prefixes:
e.g.
Purpose
Name
Symbol
Factor
Name
...
- 291
4
votes
1
answer
168
views
Using composition instead of inheritance and abstract classes
I have a tool that displays data in some format. For example, it can display a list of dogs in a CSV or JSON formats.
In the code, I had a lot of places where I had to check the format and display ...
- 281
4
votes
0
answers
109
views
Inherit docstrings from specified parent
I was recently working on some python where I was working with multiple inheritance and mixins and stuff like that, and I wanted to inherit docstrings for specific functions, from specific parents (...
- 61
4
votes
1
answer
133
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Overriding List subscription to create IndexedHeap for Classical Dijkstra's Algorithm
Much of the academic exposition of Dijkstra's Algorithm (such as Wikipedia, or this class page from Darmouth) relies on your priority queue having the ability decrease the key of an entry: the ...
- 193
5
votes
1
answer
345
views
List subclasses of a class
Description
Given a class, return all its subclasses (recursively).
As you can see I've eliminated recursion using a stack.
What I want reviewed
Is there a better way to do this?
How can I make this ...
- 4,551
2
votes
0
answers
153
views
Tkinter GUI Python implementation using classes
I'm really struggling to understand application of classes and best practices in fairly advanced level GUIs, and such an example could be extremely helpful. Please note that this is my first GUI ...
3
votes
2
answers
87
views
Build object with different input, using super-class and sub-class style, Python 3
I want to model a object of air, the temperature of which can be given in 3 different ways:
if the value is known (assuming the temperature is a constant)
if a curve of the values with different time ...
- 251
1
vote
1
answer
4k
views
Write a class for Team which should have function to prints players details
I have written it using aggregation but i feel its not the best way we can do this. Please suggest is there any other way to do this. I think we can also built this without using player class, just ...
- 13
6
votes
2
answers
316
views
(Almost) arbitrary base ints with decorated methods
After reading this question about returning the "next" string in some alphabet (the digits, followed by upper and lowercase ASCII letters) using Java, I thought, well that's just counting, so why not ...
- 41.6k
5
votes
1
answer
244
views
Wrapper to translate text in wxPython widgets
I am writing a wrapper for all widgets that contain text that needs to be translated for wxPython and make them handle the initial translation and the change of language on their own using gettext.
I ...
- 161
5
votes
0
answers
901
views
Writing a metaclass to ensure a class is thread-safe
Python allows the creation of classes to be modified via metaclasses. They can perform all sorts of operations that might appear to be magical to languages that do not have the capability. The goal of ...
- 918
10
votes
1
answer
266
views
Implementing a Maybe for multidimensional data
The scenario is we're working with a REST endpoint that gives us nice JSON objects. We're using requests, and everything works wonderfully. But one day you notice that data you though was always being ...
- 44.3k
14
votes
3
answers
6k
views
Create dictionary with default immutable keys
I've created a dictionary subclass with a set of default immutable keys.
...
- 1,617
3
votes
1
answer
898
views
