'Increase the resolution of a Melody.
Increases the resolution of a Melody object by a factor of `k`. This uses
MELODY_NO_EVENT to extend each event in the melody to be `k` steps long.
Args:
k: An integer, the factor by which to increase the resolution of the
melody.'

def increase_resolution(self, k):

    super(Melody, self).increase_resolution(k, fill_event=MELODY_NO_EVENT)
