Can a dataclass attribute access to the other one? In the above example, one can create a Stock by providing a symbol and the price. If price is not provided, it defaults to a price which we get from some function get_price. Is there a way to reference symbol? This example generates error NameError: name R…
Tag: python-class
Returning value from ListWidget Selection in another class – PyQt5
I’m working on a script where when a user clicks on a button, a pop-up window will appear that contains a list. When the user doubleclicks on an item from that list, a label will populate on the original window with the selection. I’ve got most of the code working, but I’m having trouble on …
Pass Wx Frame class as a variable to another Class
I am trying to pass a WX frame class to another class. I have three py files which are as follows: gui_20220510.py – this contains the gui code demo.py – This contains the run functions to import the wx frame Main.py – This is the main file to run the program When trying to run main.py, I am…
TypeError: draw_shape() missing 1 required positional argument: ‘self’
I’m trying to code a simple game of pong as a way to learn pygame as i’m not that experienced in coding. I’ve only recently started to use classes and i guess i don’t quite understand how to use init properly As whenever i run the code: I got the following error message: Answer try: or…
How do I convert a json file to a python class?
Consider this json file named h.json I want to convert this into a python dataclass. I could use an alternative constructor for getting each account, for example: but this is limited to what arguments (email, name, etc.) were defined in the dataclass. What if I were to modify the json to include another thing…
How should I improve my styling here (python class, Django models)?
My main model class looks like this: And, for my api to send backend data to front end, I have a serializers class that looks like this: Clearly, the current way of writing fields as a bunch of hard-coded strings is very clumsy and prone to mistake (since I might change the fields in Article class but forget …