hello working on this and i need some help

this is python 3 fyi

def cal1_counter (func): def helper (*args, **kwargs): helper.calls+1 return func (*args, **kwargs) helper.calls0 helper.name-= return helper func name- # Make sure @call-counter is present above every method (Do not delete it) call_counter def recursiveDigitSum (n): Computes the sum of digits of a positive integer n Your solution must use recursion in order to receive credit return "stub @call_counter def recursiveFactorial (n) Computes the factorial of positive integern Your solution must use recursion in order to receive credit. return "stub call counter def recursiveAccumu lateVowels (s): The parameter s is a string. This function returns a string that contains only the vowels in the string - The returned string contains the vowels in order of appearance (for example, "apple""ae" - Your solution must use recursion in order to receive credit. return "stub