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24 lines
782 B
Python
24 lines
782 B
Python
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from django.db import models
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MAX_INSTANCES = 20
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class MyModel(models.Model):
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foo = models.BooleanField()
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bar = models.IntegerField(help_text='Must be an integer.')
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baz = models.CharField(max_length=32, help_text='Free text. Max length 32 chars.')
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created = models.DateTimeField(auto_now_add=True)
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class Meta:
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ordering = ('created',)
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def save(self, *args, **kwargs):
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"""For the purposes of the sandbox, limit the maximum number of stored models."""
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while MyModel.objects.all().count() > MAX_INSTANCES:
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MyModel.objects.all()[0].delete()
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super(MyModel, self).save(*args, **kwargs)
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@models.permalink
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def get_absolute_url(self):
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return ('simpleexample.views.MyModelResource', (self.pk,))
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