In the initial commit to this project, you have been provided with files that contain tests for a calculateAverageByAssignment() function. Your task is to implement this function such that it will return a new list of items where each item has the name of the assignment and the class average for that assignment. This exercise will be completed in class.

Implement a calculateAverageByStudent() function such that it will returns a new list of items where each item has the name of a student and their average across all assignments.