in python) Write a recursive function named count_vowels that takes a string as an argument and returns the number of vowels in the string. Your test should be case insensitive. Add a main() method that prompts the user for a string and displays the number of vowels in a welllabeled output statement (e.g. The number of vowels in one fish, two

if you make a global constant (VOWELS = "aeiouAEIOU"), you can use this to test if a character is a vowel (if ch in VOWELS)