mirror of
https://github.com/davidhalter/django-stubs.git
synced 2026-05-26 02:08:42 +08:00
new semanal wip 1
This commit is contained in:
Maxim Kurnikov
@@ -0,0 +1,293 @@
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- case: test_every_model_has_objects_queryset_available
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main: |
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from myapp.models import User
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reveal_type(User.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.User]'
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reveal_type(User.objects.get()) # N: Revealed type is 'myapp.models.User*'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class User(models.Model):
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pass
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- case: every_model_has_its_own_objects_queryset
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main: |
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from myapp.models import Parent, Child
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reveal_type(Parent.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.Parent]'
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reveal_type(Child.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.Child]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class Parent(models.Model):
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pass
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class Child(Parent):
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pass
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- case: if_manager_is_defined_on_model_do_not_add_objects
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main: |
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from myapp.models import MyModel
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reveal_type(MyModel.authors) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel]'
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MyModel.objects # E: "Type[MyModel]" has no attribute "objects"
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class MyModel(models.Model):
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authors = models.Manager['MyModel']()
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- case: test_model_objects_attribute_present_in_case_of_model_cls_passed_as_generic_parameter
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main: |
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from myapp.models import Base, MyModel
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base_instance = Base(MyModel)
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reveal_type(base_instance.model_cls._default_manager) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from typing import TypeVar, Generic, Type
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from django.db import models
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_T = TypeVar('_T', bound=models.Model)
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class Base(Generic[_T]):
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def __init__(self, model_cls: Type[_T]):
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self.model_cls = model_cls
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reveal_type(self.model_cls._default_manager) # N: Revealed type is 'django.db.models.manager.Manager[django.db.models.base.Model]'
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class MyModel(models.Model):
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pass
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class Child(Base[MyModel]):
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def method(self) -> None:
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reveal_type(self.model_cls._default_manager) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel]'
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- case: if_custom_manager_defined_it_is_set_to_default_manager
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main: |
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from myapp.models import MyModel
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reveal_type(MyModel._default_manager) # N: Revealed type is 'myapp.models.CustomManager[myapp.models.MyModel]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from typing import TypeVar
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from django.db import models
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_T = TypeVar('_T', bound=models.Model)
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class CustomManager(models.Manager[_T]):
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pass
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class MyModel(models.Model):
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manager = CustomManager['MyModel']()
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- case: if_default_manager_name_is_passed_set_default_manager_to_it
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main: |
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from myapp.models import MyModel
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reveal_type(MyModel._default_manager) # N: Revealed type is 'myapp.models.Manager2[myapp.models.MyModel]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from typing import TypeVar
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from django.db import models
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_T = TypeVar('_T', bound=models.Model)
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class Manager1(models.Manager[_T]):
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pass
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class Manager2(models.Manager[_T]):
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pass
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class MyModel(models.Model):
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class Meta:
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default_manager_name = 'm2'
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m1 = Manager1['MyModel']()
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m2 = Manager2['MyModel']()
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- case: test_leave_as_is_if_objects_is_set_and_fill_typevars_with_outer_class
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main: |
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from myapp.models import MyUser
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reveal_type(MyUser.objects) # N: Revealed type is 'myapp.models.UserManager[myapp.models.MyUser]'
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reveal_type(MyUser.objects.get()) # N: Revealed type is 'myapp.models.MyUser*'
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reveal_type(MyUser.objects.get_or_404()) # N: Revealed type is 'myapp.models.MyUser'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class UserManager(models.Manager['MyUser']):
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def get_or_404(self) -> 'MyUser':
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pass
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class MyUser(models.Model):
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objects = UserManager()
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- case: model_imported_from_different_file
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main: |
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from myapp.models import Inventory, Band
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reveal_type(Inventory.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.main.Inventory]'
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reveal_type(Band.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.Band]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models/__init__.py
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content: |
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from django.db import models
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from .main import Inventory
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class Band(models.Model):
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pass
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- path: myapp/models/main.py
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content: |
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from django.db import models
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class Inventory(models.Model):
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pass
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- case: managers_that_defined_on_other_models_do_not_influence
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main: |
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from myapp.models import AbstractPerson, Book
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reveal_type(AbstractPerson.abstract_persons) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.AbstractPerson]'
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reveal_type(Book.published_objects) # N: Revealed type is 'myapp.models.PublishedBookManager[myapp.models.Book]'
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Book.published_objects.create(title='hello')
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reveal_type(Book.annotated_objects) # N: Revealed type is 'myapp.models.AnnotatedBookManager[myapp.models.Book]'
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Book.annotated_objects.create(title='hello')
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class AbstractPerson(models.Model):
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abstract_persons = models.Manager['AbstractPerson']()
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class PublishedBookManager(models.Manager['Book']):
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pass
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class AnnotatedBookManager(models.Manager['Book']):
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pass
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class Book(models.Model):
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title = models.CharField(max_length=50)
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published_objects = PublishedBookManager()
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annotated_objects = AnnotatedBookManager()
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- case: managers_inherited_from_abstract_classes_multiple_inheritance
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main: |
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class CustomManager1(models.Manager['AbstractBase1']):
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pass
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class AbstractBase1(models.Model):
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class Meta:
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abstract = True
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name = models.CharField(max_length=50)
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manager1 = CustomManager1()
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class CustomManager2(models.Manager['AbstractBase2']):
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pass
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class AbstractBase2(models.Model):
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class Meta:
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abstract = True
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value = models.CharField(max_length=50)
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restricted = CustomManager2()
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class Child(AbstractBase1, AbstractBase2):
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pass
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- case: model_has_a_manager_of_the_same_type
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main: |
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from myapp.models import UnrelatedModel, MyModel
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reveal_type(UnrelatedModel.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.UnrelatedModel]'
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reveal_type(UnrelatedModel.objects.first()) # N: Revealed type is 'Union[myapp.models.UnrelatedModel*, None]'
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reveal_type(MyModel.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel]'
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reveal_type(MyModel.objects.first()) # N: Revealed type is 'Union[myapp.models.MyModel*, None]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class UnrelatedModel(models.Model):
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objects = models.Manager['UnrelatedModel']()
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class MyModel(models.Model):
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pass
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- case: manager_without_annotation_of_the_model_gets_it_from_outer_one
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main: |
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from myapp.models import UnrelatedModel2, MyModel2
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reveal_type(UnrelatedModel2.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.UnrelatedModel2]'
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reveal_type(UnrelatedModel2.objects.first()) # N: Revealed type is 'Union[myapp.models.UnrelatedModel2*, None]'
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reveal_type(MyModel2.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel2]'
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reveal_type(MyModel2.objects.first()) # N: Revealed type is 'Union[myapp.models.MyModel2*, None]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class UnrelatedModel2(models.Model):
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objects = models.Manager()
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class MyModel2(models.Model):
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pass
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- case: inherited_manager_has_the_proper_type_of_model
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main: |
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from myapp.models import ParentOfMyModel3, MyModel3
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reveal_type(ParentOfMyModel3.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.ParentOfMyModel3]'
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reveal_type(ParentOfMyModel3.objects.first()) # N: Revealed type is 'Union[myapp.models.ParentOfMyModel3*, None]'
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reveal_type(MyModel3.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel3]'
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reveal_type(MyModel3.objects.first()) # N: Revealed type is 'Union[myapp.models.MyModel3*, None]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class ParentOfMyModel3(models.Model):
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objects = models.Manager()
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class MyModel3(ParentOfMyModel3):
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pass
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- case: inheritance_with_explicit_type_on_child_manager
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main: |
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from myapp.models import ParentOfMyModel4, MyModel4
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reveal_type(ParentOfMyModel4.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.ParentOfMyModel4]'
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reveal_type(ParentOfMyModel4.objects.first()) # N: Revealed type is 'Union[myapp.models.ParentOfMyModel4*, None]'
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reveal_type(MyModel4.objects) # N: Revealed type is 'django.db.models.manager.Manager[myapp.models.MyModel4]'
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reveal_type(MyModel4.objects.first()) # N: Revealed type is 'Union[myapp.models.MyModel4*, None]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class ParentOfMyModel4(models.Model):
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objects = models.Manager()
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class MyModel4(ParentOfMyModel4):
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objects = models.Manager['MyModel4']()
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@@ -0,0 +1,460 @@
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- case: test_queryset_method_annotations
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main: |
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from myapp.models import Blog
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qs = Blog.objects.all()
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reveal_type(qs) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, myapp.models.Blog*]'
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reveal_type(qs.get(id=1)) # N: Revealed type is 'myapp.models.Blog*'
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reveal_type(iter(qs)) # N: Revealed type is 'typing.Iterator[myapp.models.Blog*]'
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reveal_type(qs.iterator()) # N: Revealed type is 'typing.Iterator[myapp.models.Blog*]'
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reveal_type(qs.first()) # N: Revealed type is 'Union[myapp.models.Blog*, None]'
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reveal_type(qs.earliest()) # N: Revealed type is 'myapp.models.Blog*'
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reveal_type(qs[0]) # N: Revealed type is 'myapp.models.Blog*'
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reveal_type(qs[:9]) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, myapp.models.Blog*]'
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reveal_type(qs.in_bulk()) # N: Revealed type is 'builtins.dict[Any, myapp.models.Blog*]'
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# .dates / .datetimes
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reveal_type(Blog.objects.dates("created_at", "day")) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, datetime.date]'
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reveal_type(Blog.objects.datetimes("created_at", "day")) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, datetime.datetime]'
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installed_apps:
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- myapp
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files:
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- path: myapp/__init__.py
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- path: myapp/models.py
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content: |
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from django.db import models
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class Blog(models.Model):
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created_at = models.DateTimeField()
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- case: test_combine_querysets_with_and
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main: |
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from myapp.models import Blog
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# When ANDing QuerySets, the left-side's _Row parameter is used
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reveal_type(Blog.objects.all() & Blog.objects.values()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, myapp.models.Blog*]'
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reveal_type(Blog.objects.values() & Blog.objects.values()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.dict*[builtins.str, Any]]'
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reveal_type(Blog.objects.values_list('id', 'name') & Blog.objects.values()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, builtins.str]]'
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reveal_type(Blog.objects.values_list('id', 'name', named=True) & Blog.objects.values()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, builtins.str, fallback=myapp.models.Row]]'
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reveal_type(Blog.objects.values_list('id', flat=True) & Blog.objects.values()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.int*]'
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installed_apps:
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- myapp
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files:
|
||||
- path: myapp/__init__.py
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||||
- path: myapp/models.py
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content: |
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from django.db import models
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class Blog(models.Model):
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name = models.CharField(max_length=100)
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created_at = models.DateTimeField()
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- case: test_queryset_values_method
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main: |
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from myapp.models import Blog
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values_qs = Blog.objects.values()
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reveal_type(values_qs) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.dict[builtins.str, Any]]'
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reveal_type(values_qs.all()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.dict*[builtins.str, Any]]'
|
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reveal_type(values_qs.get(id=1)) # N: Revealed type is 'builtins.dict*[builtins.str, Any]'
|
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reveal_type(iter(values_qs)) # N: Revealed type is 'typing.Iterator[builtins.dict*[builtins.str, Any]]'
|
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reveal_type(values_qs.iterator()) # N: Revealed type is 'typing.Iterator[builtins.dict*[builtins.str, Any]]'
|
||||
reveal_type(values_qs.first()) # N: Revealed type is 'Union[builtins.dict*[builtins.str, Any], None]'
|
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reveal_type(values_qs.earliest()) # N: Revealed type is 'builtins.dict*[builtins.str, Any]'
|
||||
reveal_type(values_qs[0]) # N: Revealed type is 'builtins.dict*[builtins.str, Any]'
|
||||
reveal_type(values_qs[:9]) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.dict*[builtins.str, Any]]'
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reveal_type(values_qs.in_bulk()) # N: Revealed type is 'builtins.dict[Any, myapp.models.Blog*]'
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||||
installed_apps:
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||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
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from django.db import models
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class Blog(models.Model): pass
|
||||
|
||||
- case: test_queryset_values_list_named_false_flat_false
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main: |
|
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from myapp.models import Blog
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values_list_qs = Blog.objects.values_list('id', 'name')
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reveal_type(values_list_qs) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, builtins.str]]'
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||||
reveal_type(values_list_qs.all()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, builtins.str]]'
|
||||
reveal_type(values_list_qs.get(id=1)) # N: Revealed type is 'Tuple[builtins.int, builtins.str]'
|
||||
reveal_type(iter(values_list_qs)) # N: Revealed type is 'typing.Iterator[Tuple[builtins.int, builtins.str]]'
|
||||
reveal_type(values_list_qs.iterator()) # N: Revealed type is 'typing.Iterator[Tuple[builtins.int, builtins.str]]'
|
||||
reveal_type(values_list_qs.first()) # N: Revealed type is 'Union[Tuple[builtins.int, builtins.str], None]'
|
||||
reveal_type(values_list_qs.earliest()) # N: Revealed type is 'Tuple[builtins.int, builtins.str]'
|
||||
reveal_type(values_list_qs[0]) # N: Revealed type is 'Tuple[builtins.int, builtins.str]'
|
||||
reveal_type(values_list_qs[:9]) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, builtins.str]]'
|
||||
reveal_type(values_list_qs.in_bulk()) # N: Revealed type is 'builtins.dict[Any, myapp.models.Blog*]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
|
||||
- case: test_queryset_values_list_named_false_flat_true
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
|
||||
flat_values_list_qs = Blog.objects.values_list('id', flat=True)
|
||||
reveal_type(flat_values_list_qs) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.int]'
|
||||
reveal_type(flat_values_list_qs.all()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.int*]'
|
||||
reveal_type(flat_values_list_qs.get(id=1)) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(iter(flat_values_list_qs)) # N: Revealed type is 'typing.Iterator[builtins.int*]'
|
||||
reveal_type(flat_values_list_qs.iterator()) # N: Revealed type is 'typing.Iterator[builtins.int*]'
|
||||
reveal_type(flat_values_list_qs.first()) # N: Revealed type is 'Union[builtins.int*, None]'
|
||||
reveal_type(flat_values_list_qs.earliest()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(flat_values_list_qs[0]) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(flat_values_list_qs[:9]) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, builtins.int*]'
|
||||
reveal_type(flat_values_list_qs.in_bulk()) # N: Revealed type is 'builtins.dict[Any, myapp.models.Blog*]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
|
||||
- case: test_queryset_values_list_named_true_flat_false
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
named_values_list_qs = Blog.objects.values_list('id', named=True)
|
||||
reveal_type(named_values_list_qs) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, fallback=myapp.models.Row]]'
|
||||
reveal_type(named_values_list_qs.all()) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, fallback=myapp.models.Row]]'
|
||||
reveal_type(named_values_list_qs.get(id=1)) # N: Revealed type is 'Tuple[builtins.int, fallback=myapp.models.Row]'
|
||||
reveal_type(iter(named_values_list_qs)) # N: Revealed type is 'typing.Iterator[Tuple[builtins.int, fallback=myapp.models.Row]]'
|
||||
reveal_type(named_values_list_qs.iterator()) # N: Revealed type is 'typing.Iterator[Tuple[builtins.int, fallback=myapp.models.Row]]'
|
||||
reveal_type(named_values_list_qs.first()) # N: Revealed type is 'Union[Tuple[builtins.int, fallback=myapp.models.Row], None]'
|
||||
reveal_type(named_values_list_qs.earliest()) # N: Revealed type is 'Tuple[builtins.int, fallback=myapp.models.Row]'
|
||||
reveal_type(named_values_list_qs[0]) # N: Revealed type is 'Tuple[builtins.int, fallback=myapp.models.Row]'
|
||||
reveal_type(named_values_list_qs[:9]) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Blog*, Tuple[builtins.int, fallback=myapp.models.Row]]'
|
||||
reveal_type(named_values_list_qs.in_bulk()) # N: Revealed type is 'builtins.dict[Any, myapp.models.Blog*]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
|
||||
- case: test_queryset_values_list_flat_true_custom_primary_key_get_element
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# Blog has a primary key field specified, so no automatic 'id' field is expected to exist
|
||||
reveal_type(Blog.objects.values_list('id', flat=True).get()) # N: Revealed type is 'Any'
|
||||
|
||||
# Access Blog's pk (which is UUID field)
|
||||
reveal_type(Blog.objects.values_list('pk', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
primary_uuid = models.UUIDField(primary_key=True)
|
||||
|
||||
- case: test_queryset_values_list_flat_true_custom_primary_key_related_field
|
||||
main: |
|
||||
from myapp.models import Blog, Entry
|
||||
|
||||
# Accessing PK of model pointed to by foreign key
|
||||
reveal_type(Entry.objects.values_list('blog', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
# Alternative way of accessing PK of model pointed to by foreign key
|
||||
reveal_type(Entry.objects.values_list('blog_id', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
# Yet another (more explicit) way of accessing PK of related model
|
||||
reveal_type(Entry.objects.values_list('blog__pk', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
|
||||
# Blog has a primary key field specified, so no automatic 'id' field is expected to exist
|
||||
reveal_type(Entry.objects.values_list('blog__id', flat=True).get()) # N: Revealed type is 'Any'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
primary_uuid = models.UUIDField(primary_key=True)
|
||||
class Entry(models.Model):
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE, related_name="entries")
|
||||
|
||||
- case: test_queryset_values_list_error_conditions
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# Emulate at type-check time the errors that Django reports
|
||||
Blog.objects.values_list('id', flat=True, named=True) # E: 'flat' and 'named' can't be used together.
|
||||
Blog.objects.values_list('id', 'name', flat=True) # E: 'flat' is not valid when values_list is called with more than one field.
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
|
||||
- case: test_queryset_values_list_returns_tuple_of_fields
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# values_list where parameter types are all known
|
||||
reveal_type(Blog.objects.values_list('id', 'created_at').get()) # N: Revealed type is 'Tuple[builtins.int, datetime.datetime]'
|
||||
tup = Blog.objects.values_list('id', 'created_at').get()
|
||||
reveal_type(tup[0]) # N: Revealed type is 'builtins.int'
|
||||
reveal_type(tup[1]) # N: Revealed type is 'datetime.datetime'
|
||||
tup[2] # E: Tuple index out of range
|
||||
|
||||
# values_list returning namedtuple
|
||||
reveal_type(Blog.objects.values_list('id', 'created_at', named=True).get()) # N: Revealed type is 'Tuple[builtins.int, datetime.datetime, fallback=myapp.models.Row]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
created_at = models.DateTimeField()
|
||||
|
||||
- case: test_queryset_values_list_invalid_lookups_produce_any
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# Invalid lookups produce Any type rather than giving errors.
|
||||
reveal_type(Blog.objects.values_list('id', 'invalid_lookup').get()) # N: Revealed type is 'Tuple[builtins.int, Any]'
|
||||
reveal_type(Blog.objects.values_list('entries_id', flat=True).get()) # N: Revealed type is 'Any'
|
||||
reveal_type(Blog.objects.values_list('entries__foo', flat=True).get()) # N: Revealed type is 'Any'
|
||||
reveal_type(Blog.objects.values_list('+', flat=True).get()) # N: Revealed type is 'Any'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model): pass
|
||||
class Entry(models.Model):
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE, related_name="entries")
|
||||
|
||||
- case: test_queryset_values_list_basic_inheritance
|
||||
main: |
|
||||
from myapp.models import BlogChild
|
||||
# Basic inheritance
|
||||
reveal_type(BlogChild.objects.values_list('id', 'created_at', 'child_field').get()) # N: Revealed type is 'Tuple[builtins.int, datetime.datetime, builtins.str]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
created_at = models.DateTimeField()
|
||||
class BlogChild(Blog):
|
||||
child_field = models.CharField(max_length=100)
|
||||
|
||||
- case: test_query_values_list_flat_true_plain_foreign_key
|
||||
main: |
|
||||
from myapp.models import Entry
|
||||
# Foreign key
|
||||
reveal_type(Entry.objects.values_list('blog', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(Entry.objects.values_list('blog__id', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(Entry.objects.values_list('blog__pk', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(Entry.objects.values_list('blog_id', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model): pass
|
||||
class Entry(models.Model):
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE)
|
||||
|
||||
- case: test_query_values_list_flat_true_custom_primary_key
|
||||
main: |
|
||||
from myapp.models import Entry
|
||||
# Foreign key
|
||||
reveal_type(Entry.objects.values_list('blog', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
reveal_type(Entry.objects.values_list('blog__id', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
reveal_type(Entry.objects.values_list('blog__pk', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
reveal_type(Entry.objects.values_list('blog_id', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
id = models.UUIDField(primary_key=True)
|
||||
class Entry(models.Model):
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE)
|
||||
|
||||
- case: test_query_values_list_flat_true_nullable_foreign_key
|
||||
main: |
|
||||
from myapp.models import Entry
|
||||
|
||||
# Foreign key (nullable=True)
|
||||
reveal_type(Entry.objects.values_list('nullable_blog', flat=True).get()) # N: Revealed type is 'Union[builtins.int, None]'
|
||||
reveal_type(Entry.objects.values_list('nullable_blog_id', flat=True).get()) # N: Revealed type is 'Union[builtins.int, None]'
|
||||
reveal_type(Entry.objects.values_list('nullable_blog__id', flat=True).get()) # N: Revealed type is 'Union[builtins.int, None]'
|
||||
reveal_type(Entry.objects.values_list('nullable_blog__pk', flat=True).get()) # N: Revealed type is 'Union[builtins.int, None]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model): pass
|
||||
class Entry(models.Model):
|
||||
nullable_blog = models.ForeignKey(Blog, on_delete=models.CASCADE, related_name="+", null=True)
|
||||
|
||||
- case: test_query_values_list_flat_true_foreign_key_reverse_relation
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# Reverse relation of ForeignKey
|
||||
reveal_type(Blog.objects.values_list('entries', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(Blog.objects.values_list('entries__id', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
reveal_type(Blog.objects.values_list('entries__title', flat=True).get()) # N: Revealed type is 'builtins.str*'
|
||||
|
||||
# Reverse relation of ForeignKey (with related_query_name set)
|
||||
reveal_type(Blog.objects.values_list('my_related_query_name__id', flat=True).get()) # N: Revealed type is 'builtins.int*'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
|
||||
class Blog(models.Model): pass
|
||||
class Entry(models.Model):
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE, related_name='entries')
|
||||
blog_with_related_query_name = models.ForeignKey(Blog, on_delete=models.CASCADE, related_query_name="my_related_query_name")
|
||||
title = models.CharField(max_length=100)
|
||||
|
||||
- case: test_query_values_list_flat_true_foreign_key_custom_primary_key_reverse_relation
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
# Reverse relation of ForeignKey
|
||||
reveal_type(Blog.objects.values_list('entries', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
reveal_type(Blog.objects.values_list('entries__id', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
|
||||
# Reverse relation of ForeignKey (with related_query_name set)
|
||||
reveal_type(Blog.objects.values_list('my_related_query_name__id', flat=True).get()) # N: Revealed type is 'uuid.UUID*'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model): pass
|
||||
class Entry(models.Model):
|
||||
id = models.UUIDField(primary_key=True)
|
||||
blog = models.ForeignKey(Blog, on_delete=models.CASCADE, related_name='entries')
|
||||
blog_with_related_query_name = models.ForeignKey(Blog, on_delete=models.CASCADE, related_query_name="my_related_query_name")
|
||||
title = models.CharField(max_length=100)
|
||||
|
||||
- case: test_queryset_values_list_and_values_behavior_with_no_fields_specified_and_accessing_unknown_attributes
|
||||
main: |
|
||||
from myapp.models import Blog
|
||||
row_named = Blog.objects.values_list('id', 'created_at', named=True).get()
|
||||
reveal_type(row_named.id) # N: Revealed type is 'builtins.int'
|
||||
reveal_type(row_named.created_at) # N: Revealed type is 'datetime.datetime'
|
||||
row_named.non_existent_field # E: "Row" has no attribute "non_existent_field"
|
||||
|
||||
# When no fields are specified, fallback to Any
|
||||
row_named_no_fields = Blog.objects.values_list(named=True).get()
|
||||
reveal_type(row_named_no_fields) # N: Revealed type is 'Tuple[, fallback=django._NamedTupleAnyAttr]'
|
||||
|
||||
# Don't complain about access to any attribute for now
|
||||
reveal_type(row_named_no_fields.non_existent_field) # N: Revealed type is 'Any'
|
||||
row_named_no_fields.non_existent_field = 1
|
||||
|
||||
# It should still behave like a NamedTuple
|
||||
reveal_type(row_named_no_fields._asdict()) # N: Revealed type is 'builtins.dict[builtins.str, Any]'
|
||||
|
||||
dict_row = Blog.objects.values('id', 'created_at').get()
|
||||
reveal_type(dict_row["id"]) # N: Revealed type is 'builtins.int'
|
||||
reveal_type(dict_row["created_at"]) # N: Revealed type is 'datetime.datetime'
|
||||
dict_row["non_existent_field"] # E: 'non_existent_field' is not a valid TypedDict key; expected one of ('id', 'created_at')
|
||||
dict_row.pop('created_at')
|
||||
dict_row.pop('non_existent_field') # E: 'non_existent_field' is not a valid TypedDict key; expected one of ('id', 'created_at')
|
||||
|
||||
row_dict_no_fields = Blog.objects.values().get()
|
||||
reveal_type(row_dict_no_fields) # N: Revealed type is 'builtins.dict*[builtins.str, Any]'
|
||||
reveal_type(row_dict_no_fields["non_existent_field"]) # N: Revealed type is 'Any'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Blog(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
created_at = models.DateTimeField()
|
||||
|
||||
- case: values_with_annotate_inside_the_expressions
|
||||
main: |
|
||||
from myapp.models import Publisher
|
||||
reveal_type(Publisher().books.values('name', lower_name=Lower('name'), upper_name=Upper('name'))) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Book*, TypedDict({'name'?: builtins.str, 'lower_name'?: Any, 'upper_name'?: Any})]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
from django.db.models.functions import Lower, Upper
|
||||
class Publisher(models.Model):
|
||||
pass
|
||||
class Book(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
publisher = models.ForeignKey(to=Publisher, on_delete=models.CASCADE, related_name='books')
|
||||
|
||||
- case: values_and_values_list_some_dynamic_fields
|
||||
main: |
|
||||
from myapp.models import Publisher
|
||||
|
||||
some_dynamic_field = 'publisher'
|
||||
# Correct Tuple field types should be filled in when string literal is used, while Any is used for dynamic fields
|
||||
reveal_type(Publisher().books.values_list('name', some_dynamic_field)) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Book*, Tuple[builtins.str, Any]]'
|
||||
|
||||
# Flat with dynamic fields (there is only 1), means of course Any
|
||||
reveal_type(Publisher().books.values_list(some_dynamic_field, flat=True)) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Book*, Any]'
|
||||
|
||||
# A NamedTuple with a fallback to Any could be implemented, but for now that's unsupported, so all
|
||||
# fields on the NamedTuple are Any for now
|
||||
reveal_type(Publisher().books.values_list('name', some_dynamic_field, named=True).name) # N: Revealed type is 'Any'
|
||||
|
||||
# A TypedDict with a fallback to Any could be implemented, but for now that's unsupported,
|
||||
# so an ordinary Dict is used for now.
|
||||
reveal_type(Publisher().books.values(some_dynamic_field, 'name')) # N: Revealed type is 'django.db.models.query.QuerySet[myapp.models.Book*, builtins.dict[builtins.str, Any]]'
|
||||
installed_apps:
|
||||
- myapp
|
||||
files:
|
||||
- path: myapp/__init__.py
|
||||
- path: myapp/models.py
|
||||
content: |
|
||||
from django.db import models
|
||||
class Publisher(models.Model):
|
||||
pass
|
||||
class Book(models.Model):
|
||||
name = models.CharField(max_length=100)
|
||||
publisher = models.ForeignKey(to=Publisher, on_delete=models.CASCADE, related_name='books')
|
||||
Reference in New Issue
Block a user