Sijibomii

def shuffleClass(pupilsList, noToBeMoved):
  # validate inputs first
  #check if pupils list is a valid list
  if not isinstance(pupilsList, list):
    return []
  #check if noToBeMoved is a valid integer
  if not isinstance(noToBeMoved, int):
    return pupilsList 
  classSize = len(pupilsList)
  #if pupils list contains just one element or noToBeMoved is zero return it