Can anyone please describe file operation in python?

Answer 1

If you are referring to the file 'mode' such as "w" "r":
https://www.geeksforgeeks.org/file-handling-JUMP_LINK__&&__python__&&__JUMP_LINK/
https://www.w3schools.com/python/python_file_handling.asp

Or if you are referring to the file methods:
https://www.w3schools.com/python/python_ref_file.asp

You may also want to review your lessons and check the comment section as people gives extra explanation and examples there. Thanks and I hope this helps.

Answer 2

Please learn it from the python course. If you have a specific problem, please describe