def test_diff(self):
    '\n\n        :return:\n        '
    config = configparser.ConfigParser()
    config.read('config.ini')
    image_folder = config['Folder']['Image']
    (song_1, name_1) = self._get_series(i=0)
    (song_2, name_2) = self._get_series(i=1)
    diff_plot(song_1, song_2, filename=(name_1.split()[2].split('.')[0] + name_2.split()[2].split('.')[0]), folder=image_folder)
:return:
def test_diff(self):
    '\n\n        \n        '
    config = configparser.ConfigParser()
    config.read('config.ini')
    image_folder = config['Folder']['Image']
    (song_1, name_1) = self._get_series(i=0)
    (song_2, name_2) = self._get_series(i=1)
    diff_plot(song_1, song_2, filename=(name_1.split()[2].split('.')[0] + name_2.split()[2].split('.')[0]), folder=image_folder)