fUnkyCaSe

funky_case.py

def fUnKyCaSe(text):
    """Returns TEXT in fUnKyCaSe
    >>> fUnKyCaSe("wats up")
    'wAtS Up'
    """
    def toggle_case(letter, should_up_case):
        return letter.upper() if should_up_case else letter.lower()
        
    def up_down(text, should_up_case):
        if len(text) == 1:
            return toggle_case(text, should_up_case)
        else:
            return toggle_case(text[0], should_up_case) + up_down(text[1:], not should_up_case)
    
    return up_down(text, False)