def clean_message(message):
    """ (str) -> str
    
    Return a copy of the message that includes only its alphabetical 
    characters, where each of those characters has been converted to uppercase.    
    
    >>> clean_message('32I%32Love$4You*.4325')
    'ILOVEYOU'
    >>> clean_message("9234$@I#Don\'t%Love^You.")
    'IDONTLOVEYOU'
    """
    
    # Initialize the new_message.
    new_message = ''
    
    # Accumulate every alphabetical character in new_message.
    for i in message:
        if i.isalpha():
            new_message += i
    return new_message.upper()