%PDF- <> %âãÏÓ endobj 2 0 obj <> endobj 3 0 obj <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 28 0 R 29 0 R] /MediaBox[ 0 0 595.5 842.25] /Contents 4 0 R/Group<>/Tabs/S>> endobj ºaâÚÎΞ-ÌE1ÍØÄ÷{òò2ÿ ÛÖ^ÔÀá TÎ{¦?§®¥kuµùÕ5sLOšuY>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<> endobj 2 0 obj<>endobj 2 0 obj<>es 3 0 R>> endobj 2 0 obj<> ox[ 0.000000 0.000000 609.600000 935.600000]/Fi endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream
from django.db import models
class ReferredCategory(models.Model):
name = models.CharField(
max_length=100,
unique=True,
verbose_name="Category Name"
)
class Meta:
verbose_name = "Referred Category"
verbose_name_plural = "Referred Categories"
ordering = ['name']
def __str__(self):
return self.name
class ReferredSubCategory(models.Model):
category = models.ForeignKey(
ReferredCategory,
on_delete=models.CASCADE,
related_name='subcategories',
verbose_name="Parent Category"
)
name = models.CharField(
max_length=100,
verbose_name="Subcategory Name"
)
class Meta:
verbose_name = "Referred Subcategory"
verbose_name_plural = "Referred Subcategories"
constraints = [
models.UniqueConstraint(
fields=['category', 'name'],
name='unique_category_subcategory'
)
]
ordering = ['category__name', 'name']
def __str__(self):
return self.name