mirror of
https://github.com/django/django.git
synced 2024-12-01 15:42:04 +01:00
50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
from django.db import models
|
|
|
|
|
|
class ThingItem(object):
|
|
|
|
def __init__(self, value, display):
|
|
self.value = value
|
|
self.display = display
|
|
|
|
def __iter__(self):
|
|
return (x for x in [self.value, self.display])
|
|
|
|
def __len__(self):
|
|
return 2
|
|
|
|
|
|
class Things(object):
|
|
|
|
def __iter__(self):
|
|
return (x for x in [ThingItem(1, 2), ThingItem(3, 4)])
|
|
|
|
|
|
class ThingWithIterableChoices(models.Model):
|
|
|
|
# Testing choices= Iterable of Iterables
|
|
# See: https://code.djangoproject.com/ticket/20430
|
|
thing = models.CharField(max_length=100, blank=True, choices=Things())
|
|
|
|
class Meta:
|
|
# Models created as unmanaged as these aren't ever queried
|
|
managed = False
|
|
|
|
|
|
class ManyToManyRel(models.Model):
|
|
thing1 = models.ManyToManyField(ThingWithIterableChoices, related_name='+')
|
|
thing2 = models.ManyToManyField(ThingWithIterableChoices, related_name='+')
|
|
|
|
class Meta:
|
|
# Models created as unmanaged as these aren't ever queried
|
|
managed = False
|
|
|
|
|
|
class FKRel(models.Model):
|
|
thing1 = models.ForeignKey(ThingWithIterableChoices, related_name='+')
|
|
thing2 = models.ForeignKey(ThingWithIterableChoices, related_name='+')
|
|
|
|
class Meta:
|
|
# Models created as unmanaged as these aren't ever queried
|
|
managed = False
|