from django.db import models class FundraisingGoal(models.Model): """Conservancy fundraiser Goal""" fundraiser_code_name = models.CharField(max_length=200, blank=False, unique=True) fundraiser_goal_amount = models.DecimalField(max_digits=10, decimal_places=2) fundraiser_so_far_amount = models.DecimalField(max_digits=10, decimal_places=2) def __unicode__(self): return self.fundraiser_code_name def percentage_there(self): return (self.fundraiser_so_far_amount / self.fundraiser_goal_amount ) * Decimal('100.00') class Meta: ordering = ('fundraiser_code_name',)