Python help pls thx

Appreciate

Requirements Submit only the files requested . Print all real numbers to 2 decimal points unless stated otherwise Restrictions No global variables may be used The only code that may appear outside of a function are function definitions and function calls NEW: You may not import the statistics or csv modules . . Description Write a program that asks the user for a directory containing 1 or more homework files, compute some statics on them, and then display these statistics along with scores of all of the students