old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  """
  Showcases RGB colourspace volume computations.
  """
  
  from __future__ import division, unicode_literals
  
  import colour
  from colour.utilities.verbose import message_box
  
  message_box('RGB Colourspace Volume Computations')
  
  message_box('Computing "ProPhoto RGB" RGB colourspace limits.')
  limits = colour.RGB_colourspace_limits(colour.PROPHOTO_RGB_COLOURSPACE)
  print(limits)
  
  print('\n')
  
  samples = 10e4
  message_box(('Computing "ProPhoto RGB" RGB colourspace volume using '
               '{0} samples.'.format(samples)))
  print(colour.RGB_colourspace_volume_MonteCarlo(
      colour.PROPHOTO_RGB_COLOURSPACE,
      samples=samples,
      limits=limits * 1.1))
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  """
  Showcases RGB colourspace volume computations.
  """
  
  from __future__ import division, unicode_literals
  
  import colour
  from colour.utilities.verbose import message_box
  
  message_box('RGB Colourspace Volume Computations')
  
  message_box('Computing "ProPhoto RGB" RGB colourspace limits.')
  limits = colour.RGB_colourspace_limits(colour.PROPHOTO_RGB_COLOURSPACE)
  print(limits)
  
  print('\n')
  
  samples = 10e4
  message_box(('Computing "ProPhoto RGB" RGB colourspace volume using '
               '{0} samples.'.format(samples)))
  print(colour.RGB_colourspace_volume_MonteCarlo(
      colour.PROPHOTO_RGB_COLOURSPACE,
      samples=samples,
      limits=limits * 1.1))
  
  print('\n')
  
  message_box(('Computing "ProPhoto RGB" RGB colourspace coverage of Pointer\'s '
               'Gamut using {0} samples.'.format(samples)))
  print(colour.RGB_colourspace_pointer_gamut_coverage_MonteCarlo(
      colour.PROPHOTO_RGB_COLOURSPACE,
      samples=samples))
  
subject: Add "Pointer's Gamut" coverage computation example.