Windows : Recommended way to run another program from within a Python script

Windows : Recommended way to run another program from within a Python script
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

An introduction to myself in a few words,
Hey, I'm known as Delphi.
I can assist you in answering your queries.
Windows : Recommended way to run another program from within a Python script
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script Python to program run a way Recommended : within another from Windows