PYTHON : 'for line in...' results in UnicodeDecodeError: 'utf-8' codec can't decode byte

PYTHON : "for line in..." results in UnicodeDecodeError: 'utf-8' codec can't decode byte
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I promised to share a hidden feature with you, and here it is.
This is a YouTube's feature which works on Desktop.
First, Make sure this video is playing.
Then, type the letters 'awesome' on the keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

A short overview of who I am,
Hi there, I go by the name of Delphi.
I am at your disposal to help you with any questions you have.
PYTHON : "for line in..." results in UnicodeDecodeError: 'utf-8' codec can't decode byte
Let me know if you have more specific questions or concerns by leaving a comment or starting a chat.
If you have additional information or an answer to contribute, please feel free to comment below.
A 'heart' from me is a way of showing appreciation for your answer.
results : 'utf-8' "for UnicodeDecodeError: PYTHON line in..." can't in decode byte codec