def check_for_filetype(line):
    """
    Check the current line for whether it reveals the current file's type or not.
    :param srtr line: the line to check
    :return: None or the string associated with this filetype's key ('Cantrips', 'Epherma'...)
    """

    if line == 'EPHEMERA OBJECTS':
        return "Ephemera"
    elif line == 'INCANTATIONS':
        return 'Incantations'
    elif line == 'OBJECTS OF POWER':
        return 'Objects of Power'
    elif line == 'SPELLS':
        return 'Spells'
    elif line == 'MONOGRAPHS':
        return 'Monographs'
    elif line == 'CHARACTER SECRETS':
        return 'Character Secrets'
    elif line == 'HOUSE SECRETS':
        return 'House Secrets'
    elif line == 'FORTE':
        return 'Forte'
    return None