Suppose one wishes to instantiate a class: ▶ Summary It may be important to have an option to provide both the list and the dict arguments manually - e.g. in the case one needs to create an instance dynamically. Such as: ▶ Summary Creating new instances of the class manually, however, introduces a r…

Welcome to the forum! This is intended behaviour, the default arguments to a function or class are evaluated at function creation time, which means they will be shared by all calls. As a side note, putting your code inside of detail elements makes it harder to read your post. I suggest you make th…

Without discussing why things are, I suggest you run a linter like Ruff over your code.

Yes, this is one of the best known quirks of the language: [Stefano Borini] "Least Astonishment" and the Mutable Default Argument python, language-design, default-parameters, least-astonishment asked by Stefano Borini on 06:00PM - 15 Jul 09 UTC …

[image] Bruce W. Collins: the passed/copied by value, not by reference, int / str They’re “passed/copied by reference” as well, exactly the same way.

Discussions on Python.org

Is this meant to be an expected behavior?

Python Help

show post in topic

Home
Categories
Guidelines
Terms of Service
Privacy Policy

Powered by Discourse, best viewed with JavaScript enabled