week2/l4problem11.py
def isVowel2(char):
    '''
    char: a single letter of any case

    returns: True if char is a vowel and False otherwise.
    '''
    return char.lower() in 'aeiou'

    char: a single letter of any case

    returns: True if char is a vowel and False otherwise.
    
a single letter of any case
returns: True if char is a vowel and False otherwise.
a single letter of any case returns : True if char is a vowel and False otherwise .
def isVowel2(char):
    return char.lower() in 'aeiou'
def isVowel2 ( char ) : return char . lower ( ) in 'aeiou'
char: a single letter of any case
returns: True if char is a vowel and False otherwise.
char : a single letter of any case returns : True if char is a vowel and False otherwise .
'''
    char: a single letter of any case

    returns: True if char is a vowel and False otherwise.
    '''
char