in python please

5.3 LAB: Function to count vowels Write a function def countVowe L(word) that returns a count of all vowels in the string word. Vowels are the letters a, e, i,, , and u and their uppercase variations, A,E,1,O, and U. - Create a count variable - Use a for loop to check each character (ch) in the string (word) - Inside the for loop, use an if statement to test if the character is in 'AEIOU' (you might want to change each character to - upper() here. - If there is a vowel, increase the count - Return the count from the function Ex: If word is: Wonderful then the return value from the function is: becouse there is an ' o, ' e ', and ' u '. Ex. If word is: Eventually then the return value from the function is: because there are ' e; ' u ', and 'a'. You only need to write the function. Unit tests will access your function. \begin{tabular}{l|l} Letivir \\ Acti. \end{tabular} 0/10