This should be a bug in the vscode-python-debugger extension. It needs to wrap the command line arguments in quotes (debugpy can't guess that the space is from a directory) Transferring issue.

VSCode is unable to debug python code when inside of a container, used to work until a few months ago. Now I get the error "Failed to spawn launcher: [Errno 13] Permission denied: ...

In this video, I'll be sharing with you a few powerful VSCode features that all Python devs should learn. If you're a Python developer and you work in VSCode, then you need to know about these ...