Is there a program that rates other programs in terms of Flesch Kincaid score or the equivalent? Old Man and the Sea F-K score is 4. Code isn't much differen

Is there a program that rates other programs in terms of Flesch Kincaid score or the equivalent? Old Man and the Sea F-K score is 4. Code isn't much different than other writings. I prefer to read code written like a Hemingway.