old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  
  from math import pi, sqrt
  from numpy import (
      arange, array, power, exp, asarray, float64, zeros, ones, linspace, eye
  )
  from pylab import (
      show, legend, hold, matshow, colorbar, reshape, savefig, std, mean, title,
      plot, figure, find, figtext, suptitle
  )
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  import os
  
  from math import pi, sqrt
  from numpy import (
      arange, array, power, exp, asarray, float64, zeros, ones, linspace, eye
  )
  from pylab import (
      show, legend, hold, matshow, colorbar, reshape, savefig, std, mean, title,
      plot, figure, find, figtext, suptitle
  )
  
  class ImageAnalyzer:
      output_dir = 'ParaguayOut/'
  
     
  
subject: add class ImageAnalyzer