Modify the student_grade function using the format method,
Actually, it's just a whitespace in your line at the end and start of this value:
" {} received {}% on the exam "
It should be like this:
"{} received {}% on the exam"
Actually, it's just a whitespace in your line at the end and start of this value:
" {} received {}% on the exam "
It should be like this:
"{} received {}% on the exam"