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