g_groups_dj_models.py

#!/usr/bin env python
# google groups mailing list
import django

"""
class A(models.Model):
    pass

class Z(models.Model):
    pass

class B(models.Model):
    a = models.ForeignKey(a)
    z = models.ForeignKey(Z)

    def __unicode__(self):
        return self.z

class C(models.Model):
    b = models.ForeignKey(B)
"""

class LookupTiming(models.Model):
    day = models.CharField(max_length=7)
    time_1 = models.TimeField()
    time_2 = models.TimeField()


    class Meta:
        db_table = u'lookup_timing'


class Streets(models.Model):
    name = models.CharField(max_length=50)
    point = models.GeometryField(null=True, blank=True)
    objects = models.GeoManager()


    class Meta:
        db_table = u'streets'
        def __unicode__(self):
            return '%s' % self.name


class StreetTimings(models.Model):
    street = models.ForeignKey(Streets)
    lookuptiming = modelsForeignKey(LookupTiming)


    class Meta:
        db_table = u'street_timings'