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Fixed #5931 -- Added __repr__ to db fields. Thanks, Thomas Güttler, e…

…mulbreh and magopian.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16145 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit 48cffd9e459d8aaf9d1afa36f4e07f9624b2c4ad 1 parent 18d2f4a
@jezdez jezdez authored
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10 django/db/models/fields/__init__.py
@@ -444,6 +444,16 @@ def value_from_object(self, obj):
"Returns the value of this field in the given model instance."
return getattr(obj, self.attname)
+ def __repr__(self):
+ """
+ Displays the module, class and name of the field.
+ """
+ path = '%s.%s' % (self.__class__.__module__, self.__class__.__name__)
+ name = getattr(self, 'name', None)
+ if name is not None:
+ return '<%s: %s>' % (path, name)
+ return '<%s>' % path
+
class AutoField(Field):
description = _("Integer")
View
9 tests/regressiontests/model_fields/tests.py
@@ -48,6 +48,15 @@ def test_nullbooleanfield_blank(self):
except ValidationError, e:
self.fail("NullBooleanField failed validation with value of None: %s" % e.messages)
+ def test_field_repr(self):
+ """
+ Regression test for #5931: __repr__ of a field also displays its name
+ """
+ f = Foo._meta.get_field('a')
+ self.assertEqual(repr(f), '<django.db.models.fields.CharField: a>')
+ f = models.fields.CharField()
+ self.assertEqual(repr(f), '<django.db.models.fields.CharField>')
+
class DecimalFieldTests(test.TestCase):
def test_to_python(self):
f = models.DecimalField(max_digits=4, decimal_places=2)
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