def _print_duration(self):
        '''Print the elapsed download time.'''
        duration = int(time.time() - self._start_time)
        self._print(datetime.timedelta(seconds=duration))
def _print_duration ( self ) : duration = int ( time . time ( ) - self . _start_time ) self . _print ( datetime . timedelta ( seconds = duration ) )
Print the elapsed download time.