PYTHON : TypeError: unsupported operand type(s) for -: 'list' and 'list'

PYTHON : TypeError: unsupported operand type(s) for -: 'list' and 'list'
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I'm going to share a hidden feature with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Then, type the letters 'awesome' on your keyboard as the next step.
Your YouTube progress bar will transform into a flashing rainbow.

A brief introduction of myself,
Greetings, my name is Delphi.
Allow me to support you in answering your questions.
PYTHON : TypeError: unsupported operand type(s) for -: 'list' and 'list'
Don't hesitate to leave a comment or start a chat if you have a more specific question.
Don't hesitate to provide your answer or insights by leaving a comment below.
Your answer will be acknowledged and appreciated, and I will 'heart' it as a sign of gratitude.
: type(s) -: PYTHON TypeError: and 'list' operand 'list' unsupported for