human
Complete this python program:
def gamma_corr(clip, gamma):
assistant
#Here is the Python program you requested.

    """Gamma-correction of a video clip
    """
    def fl(im):
        corrected = (255 * (((1.0 * im) / 255) ** gamma))
        return corrected.astype('uint8')
    return clip.fl_image(fl)