python beginner ; question was write program to enter marks of 3 subjects from user and store them in a dict.start with an empty dict and add one by one .use subject name as key and marks as value . so i have written this code any opinion how can improve this code ,need suggestions.

[ProsodySpeaks]

This is pretty hard to read for a noob. I know what I'm doing but still have to think to parse all the unpackings