PyQt - How to open a directory folder?

Question

I have searched a lot and I know how to open a directory dialog window. But what I am looking for is the method to open a directory folder under windows OS, just like you r

Answer 1

You may simply try this:

os.start(whatever_valid_filename)

This starts the default OS application for whatever_valid_filename, meaning Explorer for a folder name, default notepad for a .txt file, etc.