1. first make sure that your python3 location is correct. At the same time, make sure that the files you need to debug are in the workspace you set up.
2. Click on the select python interpreter and choose a python to see if it works.
3. maybe there are multiple parameters and priority issues with vscode setting python.

command+shift+p opens the menu and looks inside for options related to "Python Interpretor" to select the Python interpreter in the current environment.