def _get_sing_number(cls, recibo):
"Convert numbers in its equivalent string text representation in spanish"
from singing_girl import Singer
singer = Singer()
return singer.sing(recibo.total)
def get_sing_number(self, name=None):
"Convert numbers in its equivalent string text representation in spanish"
from singing_girl import Singer
singer = Singer()
return singer.sing(self.total)
