(phase)
return 'ptb.%s.txt' % phase
Filename generator.

        Arguments:
            phase(str): Phase

        Returns:
            string: ptb.<phase>.txt
Filename generator.
Filename generator .
def gen_filename(phase):
        """
        Filename generator.

        Arguments:
            phase(str): Phase

        Returns:
            string: ptb.<phase>.txt

        """
        return 'ptb.%s.txt' % phase
def gen_filename ( phase ) : return 'ptb.%s.txt' % phase