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git-svn-id: http://code.djangoproject.com/svn/django/trunk@2809 bcc190cf-cafb-0310-a4f2-bffc1f526a37
27 lines
616 B
Python
27 lines
616 B
Python
"""
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22. Using properties on models
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"""
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from django.db import models
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class Person(models.Model):
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first_name = models.CharField(maxlength=30)
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last_name = models.CharField(maxlength=30)
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def _get_full_name(self):
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return "%s %s" % (self.first_name, self.last_name)
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full_name = property(_get_full_name)
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API_TESTS = """
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>>> a = Person(first_name='John', last_name='Lennon')
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>>> a.save()
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>>> a.full_name
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'John Lennon'
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# The "full_name" property hasn't provided a "set" method.
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>>> a.full_name = 'Paul McCartney'
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Traceback (most recent call last):
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...
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AttributeError: can't set attribute
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"""
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