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- from django.contrib.gis.db import models
- from django.utils.encoding import python_2_unicode_compatible
- @python_2_unicode_compatible
- class NamedModel(models.Model):
- name = models.CharField(max_length=30)
- objects = models.GeoManager()
- class Meta:
- abstract = True
- app_label = 'geogapp'
- def __str__(self):
- return self.name
- class City(NamedModel):
- point = models.PointField(geography=True)
- class Zipcode(NamedModel):
- code = models.CharField(max_length=10)
- poly = models.PolygonField(geography=True)
- class County(NamedModel):
- state = models.CharField(max_length=20)
- mpoly = models.MultiPolygonField(geography=True)
- def __str__(self):
- return ' County, '.join([self.name, self.state])
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