mirror of
https://github.com/django/django.git
synced 2024-12-23 09:36:06 +00:00
57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
from django.contrib.auth.models import User
|
|
from django.db import models
|
|
|
|
|
|
class Band(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
bio = models.TextField()
|
|
sign_date = models.DateField()
|
|
|
|
class Meta:
|
|
ordering = ("name",)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
|
|
class Song(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
band = models.ForeignKey(Band, models.CASCADE)
|
|
featuring = models.ManyToManyField(Band, related_name="featured")
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
|
|
class Concert(models.Model):
|
|
main_band = models.ForeignKey(Band, models.CASCADE, related_name="main_concerts")
|
|
opening_band = models.ForeignKey(
|
|
Band, models.CASCADE, related_name="opening_concerts", blank=True
|
|
)
|
|
day = models.CharField(max_length=3, choices=((1, "Fri"), (2, "Sat")))
|
|
transport = models.CharField(
|
|
max_length=100, choices=((1, "Plane"), (2, "Train"), (3, "Bus")), blank=True
|
|
)
|
|
|
|
|
|
class ValidationTestModel(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
slug = models.SlugField()
|
|
users = models.ManyToManyField(User)
|
|
state = models.CharField(
|
|
max_length=2, choices=(("CO", "Colorado"), ("WA", "Washington"))
|
|
)
|
|
is_active = models.BooleanField(default=False)
|
|
pub_date = models.DateTimeField()
|
|
band = models.ForeignKey(Band, models.CASCADE)
|
|
best_friend = models.OneToOneField(User, models.CASCADE, related_name="best_friend")
|
|
# This field is intentionally 2 characters long (#16080).
|
|
no = models.IntegerField(verbose_name="Number", blank=True, null=True)
|
|
|
|
def decade_published_in(self):
|
|
return self.pub_date.strftime("%Y")[:3] + "0's"
|
|
|
|
|
|
class ValidationTestInlineModel(models.Model):
|
|
parent = models.ForeignKey(ValidationTestModel, models.CASCADE)
|