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144 lines
4.3 KiB
Python
144 lines
4.3 KiB
Python
import datetime
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import uuid
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from decimal import Decimal
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from django.db import models
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from django.utils import timezone
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try:
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from PIL import Image
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except ImportError:
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Image = None
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class Country(models.Model):
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name = models.CharField(max_length=255)
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iso_two_letter = models.CharField(max_length=2)
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description = models.TextField()
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class Meta:
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constraints = [
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models.UniqueConstraint(
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fields=["iso_two_letter", "name"],
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name="country_name_iso_unique",
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),
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]
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class ProxyCountry(Country):
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class Meta:
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proxy = True
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class ProxyProxyCountry(ProxyCountry):
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class Meta:
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proxy = True
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class ProxyMultiCountry(ProxyCountry):
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pass
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class ProxyMultiProxyCountry(ProxyMultiCountry):
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class Meta:
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proxy = True
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class Place(models.Model):
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name = models.CharField(max_length=100)
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class Meta:
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abstract = True
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class Restaurant(Place):
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pass
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class Pizzeria(Restaurant):
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pass
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class State(models.Model):
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two_letter_code = models.CharField(max_length=2, primary_key=True)
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class TwoFields(models.Model):
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f1 = models.IntegerField(unique=True)
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f2 = models.IntegerField(unique=True)
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name = models.CharField(max_length=15, null=True)
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class FieldsWithDbColumns(models.Model):
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rank = models.IntegerField(unique=True, db_column="rAnK")
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name = models.CharField(max_length=15, null=True, db_column="oTheRNaMe")
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class UpsertConflict(models.Model):
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number = models.IntegerField(unique=True)
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rank = models.IntegerField()
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name = models.CharField(max_length=15)
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class NoFields(models.Model):
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pass
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class SmallAutoFieldModel(models.Model):
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id = models.SmallAutoField(primary_key=True)
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class BigAutoFieldModel(models.Model):
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id = models.BigAutoField(primary_key=True)
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class NullableFields(models.Model):
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# Fields in db.backends.oracle.BulkInsertMapper
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big_int_filed = models.BigIntegerField(null=True, default=1)
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binary_field = models.BinaryField(null=True, default=b"data")
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date_field = models.DateField(null=True, default=timezone.now)
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datetime_field = models.DateTimeField(null=True, default=timezone.now)
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decimal_field = models.DecimalField(
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null=True, max_digits=2, decimal_places=1, default=Decimal("1.1")
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)
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duration_field = models.DurationField(null=True, default=datetime.timedelta(1))
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float_field = models.FloatField(null=True, default=3.2)
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integer_field = models.IntegerField(null=True, default=2)
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null_boolean_field = models.BooleanField(null=True, default=False)
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positive_big_integer_field = models.PositiveBigIntegerField(
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null=True, default=2**63 - 1
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)
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positive_integer_field = models.PositiveIntegerField(null=True, default=3)
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positive_small_integer_field = models.PositiveSmallIntegerField(
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null=True, default=4
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)
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small_integer_field = models.SmallIntegerField(null=True, default=5)
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time_field = models.TimeField(null=True, default=timezone.now)
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auto_field = models.ForeignKey(NoFields, on_delete=models.CASCADE, null=True)
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small_auto_field = models.ForeignKey(
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SmallAutoFieldModel, on_delete=models.CASCADE, null=True
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)
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big_auto_field = models.ForeignKey(
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BigAutoFieldModel, on_delete=models.CASCADE, null=True
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)
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# Fields not required in BulkInsertMapper
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char_field = models.CharField(null=True, max_length=4, default="char")
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email_field = models.EmailField(null=True, default="user@example.com")
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file_field = models.FileField(null=True, default="file.txt")
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file_path_field = models.FilePathField(path="/tmp", null=True, default="file.txt")
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generic_ip_address_field = models.GenericIPAddressField(
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null=True, default="127.0.0.1"
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)
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if Image:
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image_field = models.ImageField(null=True, default="image.jpg")
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slug_field = models.SlugField(null=True, default="slug")
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text_field = models.TextField(null=True, default="text")
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url_field = models.URLField(null=True, default="/")
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uuid_field = models.UUIDField(null=True, default=uuid.uuid4)
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class RelatedModel(models.Model):
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name = models.CharField(max_length=15, null=True)
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country = models.OneToOneField(Country, models.CASCADE, primary_key=True)
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big_auto_fields = models.ManyToManyField(BigAutoFieldModel)
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