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c36904d983
For the moment this support is limited to just Model.objects replacements and does not use the custom manager for ForeignKey related managers.
221 lines
4.7 KiB
Python
221 lines
4.7 KiB
Python
import datetime
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import decimal
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import uuid
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from django.db import models
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from django.contrib.auth.models import User
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class TagManager(models.Manager):
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def specially_filtered_tags(self):
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return self.all()
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class Tag(models.Model):
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tag_name = models.CharField()
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objects = TagManager()
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custom_objects = TagManager()
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class Category(models.Model):
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category_name = models.CharField()
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class AttachedData(models.Model):
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extra_data = models.TextField()
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class BusinessModel(models.Model):
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attached_o2o = models.OneToOneField(AttachedData)
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category_fk = models.ForeignKey(Category)
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category_fk2 = models.ForeignKey('Category')
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category_fk3 = models.ForeignKey(1)
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category_fk4 = models.ForeignKey('models')
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category_fk5 = models.ForeignKey()
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integer_field = models.IntegerField()
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big_integer_field = models.BigIntegerField()
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positive_integer_field = models.PositiveIntegerField()
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small_integer_field = models.SmallIntegerField()
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char_field = models.CharField()
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text_field = models.TextField()
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email_field = models.EmailField()
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ip_address_field = models.GenericIPAddressField()
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url_field = models.URLField()
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float_field = models.FloatField()
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binary_field = models.BinaryField()
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boolean_field = models.BooleanField()
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decimal_field = models.DecimalField()
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time_field = models.TimeField()
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duration_field = models.DurationField()
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date_field = models.DateField()
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date_time_field = models.DateTimeField()
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uuid_field = models.UUIDField()
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tags_m2m = models.ManyToManyField(Tag)
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unidentifiable = NOT_FOUND
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def method(self):
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return 42
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# -----------------
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# Model attribute inference
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# -----------------
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model_instance = BusinessModel()
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#? int()
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model_instance.integer_field
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#? int()
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model_instance.big_integer_field
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#? int()
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model_instance.positive_integer_field
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#? int()
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model_instance.small_integer_field
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#? str()
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model_instance.char_field
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#? str()
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model_instance.text_field
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#? str()
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model_instance.email_field
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#? str()
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model_instance.ip_address_field
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#? str()
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model_instance.url_field
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#? float()
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model_instance.float_field
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#? bytes()
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model_instance.binary_field
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#? bool()
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model_instance.boolean_field
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#? decimal.Decimal()
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model_instance.decimal_field
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#? datetime.time()
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model_instance.time_field
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#? datetime.timedelta()
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model_instance.duration_field
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#? datetime.date()
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model_instance.date_field
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#? datetime.datetime()
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model_instance.date_time_field
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#? uuid.UUID()
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model_instance.uuid_field
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#! ['attached_o2o = models.OneToOneField(AttachedData)']
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model_instance.attached_o2o
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#! ['extra_data = models.TextField()']
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model_instance.attached_o2o.extra_data
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#? AttachedData()
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model_instance.attached_o2o
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#? str()
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model_instance.attached_o2o.extra_data
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#! ['category_fk = models.ForeignKey(Category)']
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model_instance.category_fk
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#! ['category_name = models.CharField()']
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model_instance.category_fk.category_name
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#? Category()
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model_instance.category_fk
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#? str()
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model_instance.category_fk.category_name
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#? Category()
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model_instance.category_fk2
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#? str()
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model_instance.category_fk2.category_name
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#?
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model_instance.category_fk3
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#?
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model_instance.category_fk4
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#?
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model_instance.category_fk5
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#? models.manager.RelatedManager()
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model_instance.tags_m2m
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#? Tag()
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model_instance.tags_m2m.get()
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#? ['add']
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model_instance.tags_m2m.add
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#?
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model_instance.unidentifiable
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#! ['unidentifiable = NOT_FOUND']
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model_instance.unidentifiable
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#? int()
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model_instance.method()
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#! ['def method']
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model_instance.method
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# -----------------
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# Queries
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# -----------------
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#? models.query.QuerySet.filter
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model_instance.objects.filter
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#? BusinessModel() None
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model_instance.objects.filter().first()
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#? str()
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model_instance.objects.get().char_field
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#? int()
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model_instance.objects.update(x='')
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#? BusinessModel()
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model_instance.objects.create()
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# -----------------
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# Custom object manager
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# -----------------
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#? TagManager()
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Tag.objects
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#? TagManager()
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Tag.custom_objects
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# -----------------
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# Inheritance
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# -----------------
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class Inherited(BusinessModel):
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text_field = models.IntegerField()
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new_field = models.FloatField()
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inherited = Inherited()
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#? int()
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inherited.text_field
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#? str()
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inherited.char_field
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#? float()
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inherited.new_field
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#? str()
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inherited.category_fk2.category_name
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#? str()
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inherited.objects.get().char_field
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#? int()
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inherited.objects.get().text_field
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#? float()
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inherited.objects.get().new_field
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# -----------------
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# Django Auth
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# -----------------
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#? str()
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User().email
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#? str()
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User.objects.get().email
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# -----------------
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# values & values_list (dave is too lazy to implement it)
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# -----------------
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#?
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model_instance.objects.values_list('char_field')[0]
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#? dict()
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model_instance.objects.values('char_field')[0]
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#?
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model_instance.objects.values('char_field')[0]['char_field']
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