def acronym_gen(phrase):
    """Acronym generator

    Args:
        phrase (str): Phrase to shorten to acronym

    Returns:
        str: Acronym
    """    

    phrase_split = phrase.split()
    acronym = ""
    ## iterate through every substring
    for i in phrase_split:
        acronym = acronym + i[0].upper()
    return acronym