Petition Letter
For 61 I do not think all 5 marks should be deducted as the function I use (str) does not affect the program and it is not an important function in the program. With out this function, the program can still run successfully.
For 80, I think with open() as fileIn: do not need a close function. It automatically closed by itself
For 80, I think with open() as fileIn: do not need a close function. It automatically closed by itself

