g.minutes
        5
        >>> song.seconds
        3
        """

        self.title = title
        self.artist = artist
        self.minutes = minutes
        self.seconds = seconds

    def __str__(self):
        """ (Song) -> str

        Return a string representation of this song.

        >>> song = Song('Neil Young', 'Harvest Moon', 5, 3)
        >>> str(song)
        'Neil Young, Harvest Moon (5:03)'
        """

        return self.artist + ', ' + self.title + ' (' + str(sel