code: def linsrgb_to_srgb (linsrgb):
      
      # From Wikipedia, but easy analogue to the above.
      gamma = 1.055 * linsrgb**(1./2.4) - 0.055
      scale = linsrgb * 12.92
      return np.where (linsrgb > 0.0031308, gamma, scale)
docs: Convert physically linear RGB values into sRGB ones. The transform is
      uniform in the components, so *linsrgb* can be of any shape.
  
      *linsrgb* values should range between 0 and 1, inclusively.