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Question 1

5votes

2answers

739views

Why did Python designers decide not to declare vars? [closed]

In Python when you want a local variable, you just assign to it x = 10.In most modern languages you declare local vars (regardless of type):#"/questions/tagged/python" title="show questions tagged 'python'" aria-label="show questions tagged 'python'" rel="tag" aria-labelledby="tag-python-tooltip-container" data-tag-menu-origin="Unknown" itemprop="keywords">python

noamtm

235

askedOct 14, 2024 at 13:20

Question 2

-3votes

2answers

5kviews

Is it better practice to set default values for optional argparse arguments?

I mention python's argparse as an example but this would apply to any CLI argument parser library for any language. Just generally speaking, at a high level, if there are a lot of optional arguments ...

notacorn

109

askedSep 13, 2024 at 6:24

Question 3

1vote

3answers

626views

Python logging in shared functions called by multiple main programs

I have reviewed this, but it doesn't seem to address what I'm asking here.https://stackoverflow.com/questions/15727420/using-logging-in-multiple-modulesI want to have multiple programs call the same ...

NealWalters

133

askedAug 14, 2024 at 19:27

Question 4

1vote

0answers

65views

How can I use django to render a rotating view of a database?

As a toy problem for learning Django, I am trying to create a simple web app that tracks encounters and initiative for one of my D&D campaigns. I have a database with models for combatants:class ...

Brandon Smith

19

askedJun 15, 2024 at 3:12

Question 5

2votes

3answers

457views

Does it make sense for an API with 1 daily job to do to be asynchronous?

This is a conceptual question about whether my specific use-case warrants the use of an asynchronous API.Language: Python 3.11Framework: FastAPI (ASGI)I believe I am confused about what an ...

nonohat

53

askedJan 15, 2024 at 14:58

Question 6

0votes

2answers

360views

Appropriate design pattern for providing a default Argparse instance, eliminating boilerplate

I'm using argparse.ArgumentParser extensively; however, it comes with a lot of boilerplate to set up, and this is especially noticeable when you've got more than a few common arguments that probably ...

g_elef

19

askedNov 15, 2023 at 12:57

Question 7

0votes

1answer

232views

Match making algorithm respecting players' choices

I am currently developing an application in Python that has a match making functionality to form sports teams of 4 and group them by skill. The following has been implemented and works.E.g.Form ...

serge

9

askedNov 8, 2023 at 12:11

Question 8

1vote

0answers

95views

What is the best way to implement the following type of paradigm?

I have the following piece of code. Line 1 is a container (for simplicity, one can think of it as a list of elements e1, e2, ..., en). Now there is a function function_fun which takes as input an ...

A J

19

askedApr 6, 2023 at 18:46

Question 9

2votes

2answers

170views

OOP Best practices: Is there any reason to separate out Factory functionality from an abstract base class?

Consider the following python3 code:from abc import ABC, abstractmethodclass Food(ABC): _food_factory_map = {} _recipes = {} @classmethod def getFood(cls, foodName): return ...

raghavj

29

askedApr 2, 2023 at 17:51

Question 10

1vote

2answers

1kviews

Should I duplicate or inherit a python dataclass which changes attributes based on the version of an API endpoint?

I'm working on a python library for a REST API.I'm using python data classes to represent the structure of the returned JSONThe v2 of this API returns a slightly different object when compared to v1....

rsn

127

askedNov 8, 2022 at 16:51

Question 11

1vote

0answers

1kviews

Python - Where do I store data classes which are common across different files?

I'm working on a python wrapper for a REST API. I'm using python data classes to store the shape of the JSON response of each endpoint so developers have features like autocomplete and objects they ...

rsn

127

askedNov 8, 2022 at 16:08

Question 12

21votes

6answers

7kviews

Does subclassing int to forbid negative integers break Liskov Substitution Principle?

In Python 3, I subclassed int to forbid the creation of negative integers:class PositiveInteger(int): def __new__(cls, value): if value <= 0: raise ValueError("value ...

swoutch

321

askedNov 6, 2022 at 10:22

Question 13

-2votes

1answer

91views

python language construct or facility to tag entering and exiting a while loop

Here's what I want to achieve:while complex_compound_condition_statement: foobar() # ... do some stuffI would like the log output of the above to be:<timestamp> INFO: started doing stuff ...

user247243

151

askedOct 17, 2022 at 16:39

Question 14

2votes

1answer

4kviews

How to add some data to an Enum in Python

I have a class that I use to define different types of plots I am performingclass MyPlots(Enum): STANDARDSCALE = "standard" LOGSCALE = "log"there are default values ...

La Cartuccia

39

askedAug 15, 2022 at 22:04

Question 15

5votes

1answer

365views

Does my View Model violate the Single Responsibility Principle? Or am I just used to toy examples from tutorials?

I am a very beginner writing one of my first webapps. I'm using FastAPI and I'm stuck on the logic of creating an endpoint that has to do a lot of things before it returns something back to the user. ...

Jinx

159

askedJul 25, 2022 at 19:46

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Stack Exchange Network

Questions tagged [python-3.x]

Why did Python designers decide not to declare vars? [closed]

Is it better practice to set default values for optional argparse arguments?

Python logging in shared functions called by multiple main programs

How can I use django to render a rotating view of a database?

Does it make sense for an API with 1 daily job to do to be asynchronous?

Appropriate design pattern for providing a default Argparse instance, eliminating boilerplate

Match making algorithm respecting players' choices

What is the best way to implement the following type of paradigm?

OOP Best practices: Is there any reason to separate out Factory functionality from an abstract base class?

Should I duplicate or inherit a python dataclass which changes attributes based on the version of an API endpoint?

Python - Where do I store data classes which are common across different files?

Does subclassing int to forbid negative integers break Liskov Substitution Principle?

python language construct or facility to tag entering and exiting a while loop

How to add some data to an Enum in Python

Does my View Model violate the Single Responsibility Principle? Or am I just used to toy examples from tutorials?

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