docs: def to_unit_memory(number):
      """Creates a string representation of memory size given `number`."""
      kb = 1024
  
      number /= kb
  
      if number < 100:
          return '{} Kb'.format(round(number, 2))
  
      number /= kb
      if number < 300:
          return '{} Mb'.format(round(number, 2))
  
      number /= kb
  
      return '{} Gb'.format(round(number, 2))