code: def smooth_gaussian(image, sigma=1):
      
      return scipy.ndimage.filters.gaussian_filter(image, sigma=sigma, mode="nearest")
docs: Returns Gaussian smoothed image.
  
      :param image: numpy array or :class:`jicimagelib.image.Image`
      :param sigma: standard deviation
      :returns: :class:`jicimagelib.image.Image`