code: def _print_percent(self):
          '''Print how much is done in percentage.'''
          fraction_done = ((self.continue_value or 0 + self.current_value) /
                           self.max_value)
  
          self._print('{fraction_done:.1%}'.format(fraction_done=fraction_done)f _print_percent(self):
          '''Print how much is done in percentage.'''
          fraction_done = ((self.continue_value or 0 + self.current_value) /
                           self.max_value)
  
          self._print('{fraction_done:.1%}'.format(fraction_done=fraction_done))
docs: Print how much is done in percentage.