run black over stubs, add checking to travis

django-stubs-generated/db/migrations/operations/__init__.pyi

@@ -2,12 +2,7 @@
 #
 # NOTE: This dynamically typed stub was automatically generated by stubgen.
 
-from .fields import (
-    AddField as AddField,
-    AlterField as AlterField,
-    RemoveField as RemoveField,
-    RenameField as RenameField,
-)
+from .fields import AddField as AddField, AlterField as AlterField, RemoveField as RemoveField, RenameField as RenameField
 from .models import (
     AddIndex as AddIndex,
     AlterIndexTogether as AlterIndexTogether,
@@ -21,11 +16,7 @@ from .models import (
     RemoveIndex as RemoveIndex,
     RenameModel as RenameModel,
 )
-from .special import (
-    RunPython as RunPython,
-    RunSQL as RunSQL,
-    SeparateDatabaseAndState as SeparateDatabaseAndState,
-)
+from .special import RunPython as RunPython, RunSQL as RunSQL, SeparateDatabaseAndState as SeparateDatabaseAndState
 from .fields import AddField, AlterField, RemoveField, RenameField
 from .models import (
     AddIndex,

django-stubs-generated/db/migrations/operations/base.pyi

@@ -1,32 +1,18 @@
 from typing import Any, List, Optional, Type
 
-
 class Operation:
     reversible: bool = ...
     reduces_to_sql: bool = ...
     atomic: bool = ...
     elidable: bool = ...
     serialization_expand_args: Any = ...
-    def __new__(
-        cls: Type[Operation], *args: Any, **kwargs: Any
-    ) -> Operation: ...
+    def __new__(cls: Type[Operation], *args: Any, **kwargs: Any) -> Operation: ...
     def deconstruct(self): ...
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-    def database_forwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-    def database_backwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self): ...
     def references_model(self, name: str, app_label: str = ...) -> bool: ...
-    def references_field(
-        self, model_name: str, name: str, app_label: str = ...
-    ) -> bool: ...
+    def references_field(self, model_name: str, name: str, app_label: str = ...) -> bool: ...
     def allow_migrate_model(self, connection_alias: Any, model: Any): ...
-    def reduce(
-        self,
-        operation: Operation,
-        in_between: List[Operation],
-        app_label: str = ...,
-    ) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[Operation], app_label: str = ...) -> bool: ...

django-stubs-generated/db/migrations/operations/fields.pyi

@@ -8,7 +8,6 @@ from django.db.models.fields import Field, SlugField
 from .base import Operation
 from .utils import is_referenced_by_foreign_key
 
-
 class FieldOperation(Operation):
     model_name: Any = ...
     name: Any = ...
@@ -17,54 +16,24 @@ class FieldOperation(Operation):
     def name_lower(self) -> str: ...
     def is_same_model_operation(self, operation: FieldOperation) -> bool: ...
     def is_same_field_operation(self, operation: AddField) -> bool: ...
-    def references_model(
-        self, name: str, app_label: Optional[str] = ...
-    ) -> bool: ...
-    def references_field(
-        self, model_name: str, name: str, app_label: str = ...
-    ) -> bool: ...
-    def reduce(
-        self,
-        operation: Operation,
-        in_between: List[Operation],
-        app_label: str = ...,
-    ) -> bool: ...
+    def references_model(self, name: str, app_label: Optional[str] = ...) -> bool: ...
+    def references_field(self, model_name: str, name: str, app_label: str = ...) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[Operation], app_label: str = ...) -> bool: ...
 
 class AddField(FieldOperation):
     field: Any = ...
     preserve_default: Any = ...
-    def __init__(
-        self,
-        model_name: str,
-        name: str,
-        field: Field,
-        preserve_default: bool = ...,
-    ) -> None: ...
-    def deconstruct(
-        self
-    ) -> Tuple[str, List[Any], Dict[str, Union[bool, Field, str]]]: ...
+    def __init__(self, model_name: str, name: str, field: Field, preserve_default: bool = ...) -> None: ...
+    def deconstruct(self) -> Tuple[str, List[Any], Dict[str, Union[bool, Field, str]]]: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
     def database_forwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def database_backwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def describe(self) -> str: ...
-    def reduce(
-        self,
-        operation: Operation,
-        in_between: List[Operation],
-        app_label: str = ...,
-    ) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[Operation], app_label: str = ...) -> bool: ...
 
 class RemoveField(FieldOperation):
     model_name: str
@@ -73,73 +42,36 @@ class RemoveField(FieldOperation):
     def deconstruct(self) -> Tuple[str, List[Any], Dict[str, str]]: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
     def database_forwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def database_backwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def describe(self) -> str: ...
 
 class AlterField(FieldOperation):
     field: Any = ...
     preserve_default: Any = ...
-    def __init__(
-        self,
-        model_name: str,
-        name: str,
-        field: Field,
-        preserve_default: bool = ...,
-    ) -> None: ...
-    def deconstruct(
-        self
-    ) -> Tuple[str, List[Any], Dict[str, Union[SlugField, str]]]: ...
+    def __init__(self, model_name: str, name: str, field: Field, preserve_default: bool = ...) -> None: ...
+    def deconstruct(self) -> Tuple[str, List[Any], Dict[str, Union[SlugField, str]]]: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
     def database_forwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
-    ) -> None: ...
-    def database_backwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self) -> str: ...
-    def reduce(
-        self,
-        operation: Operation,
-        in_between: List[AlterField],
-        app_label: str = ...,
-    ) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[AlterField], app_label: str = ...) -> bool: ...
 
 class RenameField(FieldOperation):
     old_name: Any = ...
     new_name: Any = ...
-    def __init__(
-        self, model_name: str, old_name: str, new_name: str
-    ) -> None: ...
+    def __init__(self, model_name: str, old_name: str, new_name: str) -> None: ...
     def old_name_lower(self): ...
     def new_name_lower(self) -> str: ...
     def deconstruct(self): ...
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-    def database_forwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-    def database_backwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self): ...
-    def references_field(
-        self, model_name: str, name: str, app_label: str = ...
-    ) -> bool: ...
-    def reduce(
-        self, operation: Operation, in_between: List[Any], app_label: str = ...
-    ) -> bool: ...
+    def references_field(self, model_name: str, name: str, app_label: str = ...) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[Any], app_label: str = ...) -> bool: ...

django-stubs-generated/db/migrations/operations/models.pyi

@@ -8,25 +8,12 @@ from django.db.models.fields import Field
 from django.db.models.indexes import Index
 from django.db.models.manager import Manager
 
-
 class ModelOperation(Operation):
     name: Any = ...
-
     def __init__(self, name: str) -> None: ...
-
     def name_lower(self) -> str: ...
-
-    def references_model(
-            self, name: str, app_label: Optional[str] = ...
-    ) -> bool: ...
-
-    def reduce(
-            self,
-            operation: Operation,
-            in_between: List[Operation],
-            app_label: str = ...,
-    ) -> bool: ...
-
+    def references_model(self, name: str, app_label: Optional[str] = ...) -> bool: ...
+    def reduce(self, operation: Operation, in_between: List[Operation], app_label: str = ...) -> bool: ...
 
 class CreateModel(ModelOperation):
     serialization_expand_args: Any = ...
@@ -34,337 +21,151 @@ class CreateModel(ModelOperation):
     options: Any = ...
     bases: Any = ...
     managers: Any = ...
-
     def __init__(
-            self,
-            name: str,
-            fields: List[Tuple[str, Union[CIText, Field]]],
-            options: Optional[Dict[str, Any]] = ...,
-            bases: Optional[
-                Union[Tuple[Type[Any], ...],
-                      Tuple[str, ...]]] = ...,
-            managers: Optional[List[Tuple[str, Manager]]] = ...,
+        self,
+        name: str,
+        fields: List[Tuple[str, Union[CIText, Field]]],
+        options: Optional[Dict[str, Any]] = ...,
+        bases: Optional[Union[Tuple[Type[Any], ...], Tuple[str, ...]]] = ...,
+        managers: Optional[List[Tuple[str, Manager]]] = ...,
     ) -> None: ...
-
-    def deconstruct(
-            self
-    ) -> Tuple[
-        str,
-        List[Any],
-        Dict[str, Union[Dict[str, str], List[Tuple[str, Field]], str]],
-    ]: ...
-
+    def deconstruct(self) -> Tuple[str, List[Any], Dict[str, Union[Dict[str, str], List[Tuple[str, Field]], str]]]: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
-
     def database_forwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def database_backwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def describe(self) -> str: ...
-
     def references_model(self, name: str, app_label: str = ...) -> bool: ...
-
     def model_to_key(self, model: str) -> List[str]: ...
-
     def reduce(
-            self,
-            operation: Operation,
-            in_between: List[Operation],
-            app_label: str = ...,
+        self, operation: Operation, in_between: List[Operation], app_label: str = ...
     ) -> Union[List[CreateModel], bool]: ...
 
-
 class DeleteModel(ModelOperation):
     def deconstruct(self) -> Tuple[str, List[Any], Dict[str, str]]: ...
-
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
-
     def database_forwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def database_backwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def describe(self) -> str: ...
 
-
 class RenameModel(ModelOperation):
     old_name: Any = ...
     new_name: Any = ...
-
     def __init__(self, old_name: str, new_name: str) -> None: ...
-
     def old_name_lower(self) -> str: ...
-
     def new_name_lower(self) -> str: ...
-
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
-
     def database_forwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def database_backwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def references_model(self, name: Any, app_label: Optional[Any] = ...): ...
-
     def describe(self): ...
-
-    def reduce(
-            self,
-            operation: AlterModelTable,
-            in_between: List[Any],
-            app_label: str = ...,
-    ) -> bool: ...
-
+    def reduce(self, operation: AlterModelTable, in_between: List[Any], app_label: str = ...) -> bool: ...
 
 class AlterModelTable(ModelOperation):
     table: Any = ...
-
     def __init__(self, name: str, table: Optional[str]) -> None: ...
-
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ): ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any): ...
     def describe(self): ...
-
-    def reduce(
-            self, operation: Any, in_between: Any, app_label: Optional[Any] = ...
-    ): ...
-
+    def reduce(self, operation: Any, in_between: Any, app_label: Optional[Any] = ...): ...
 
 class ModelOptionOperation(ModelOperation):
-    def reduce(
-            self,
-            operation: Operation,
-            in_between: List[DeleteModel],
-            app_label: str = ...,
-    ) -> bool: ...
-
+    def reduce(self, operation: Operation, in_between: List[DeleteModel], app_label: str = ...) -> bool: ...
 
 class FieldRelatedOptionOperation(ModelOptionOperation):
-    def reduce(
-            self, operation: Operation, in_between: List[Any], app_label: str = ...
-    ) -> Union[List[Operation], bool]: ...
-
+    def reduce(self, operation: Operation, in_between: List[Any], app_label: str = ...) -> Union[List[Operation], bool]: ...
 
 class AlterUniqueTogether(FieldRelatedOptionOperation):
     option_name: str = ...
     unique_together: Any = ...
-
-    def __init__(
-            self, name: str, unique_together: Set[Tuple[str, ...]]
-    ) -> None: ...
-
-    def deconstruct(
-            self
-    ) -> Tuple[str, List[Any], Dict[str, Union[Set[Tuple[str, str]], str]]]: ...
-
+    def __init__(self, name: str, unique_together: Set[Tuple[str, ...]]) -> None: ...
+    def deconstruct(self) -> Tuple[str, List[Any], Dict[str, Union[Set[Tuple[str, str]], str]]]: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
-
     def database_forwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
     def database_backwards(
-            self,
-            app_label: str,
-            schema_editor: DatabaseSchemaEditor,
-            from_state: ProjectState,
-            to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
-
-    def references_field(
-            self, model_name: str, name: str, app_label: Optional[str] = ...
-    ) -> bool: ...
-
+    def references_field(self, model_name: str, name: str, app_label: Optional[str] = ...) -> bool: ...
     def describe(self) -> str: ...
 
-
 class AlterIndexTogether(FieldRelatedOptionOperation):
     option_name: str = ...
     index_together: Any = ...
-
-    def __init__(
-            self, name: str, index_together: Set[Tuple[str, str]]
-    ) -> None: ...
-
+    def __init__(self, name: str, index_together: Set[Tuple[str, str]]) -> None: ...
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ): ...
-
-    def references_field(
-            self, model_name: str, name: str, app_label: Optional[str] = ...
-    ) -> bool: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any): ...
+    def references_field(self, model_name: str, name: str, app_label: Optional[str] = ...) -> bool: ...
     def describe(self): ...
 
-
 class AlterOrderWithRespectTo(FieldRelatedOptionOperation):
     name: str
     order_with_respect_to: str = ...
-
     def __init__(self, name: str, order_with_respect_to: str) -> None: ...
-
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def references_field(
-            self, model_name: str, name: str, app_label: None = ...
-    ) -> bool: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def references_field(self, model_name: str, name: str, app_label: None = ...) -> bool: ...
     def describe(self): ...
 
-
 class AlterModelOptions(ModelOptionOperation):
     ALTER_OPTION_KEYS: Any = ...
     options: Any = ...
-
     def __init__(self, name: str, options: Dict[str, str]) -> None: ...
-
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self): ...
 
-
 class AlterModelManagers(ModelOptionOperation):
     serialization_expand_args: Any = ...
     managers: Any = ...
-
     def __init__(self, name: Any, managers: Any) -> None: ...
-
     def deconstruct(self): ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self): ...
 
-
 class IndexOperation(Operation):
     option_name: str = ...
-
     def model_name_lower(self): ...
 
-
 class AddIndex(IndexOperation):
     model_name: str = ...
     index: django.db.models.indexes.Index = ...
-
     def __init__(self, model_name: str, index: Index) -> None: ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def deconstruct(self): ...
-
     def describe(self): ...
 
-
 class RemoveIndex(IndexOperation):
     model_name: str = ...
     name: str = ...
-
     def __init__(self, model_name: str, name: str) -> None: ...
-
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-
-    def database_forwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
-    def database_backwards(
-            self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def deconstruct(self): ...
-
     def describe(self): ...

django-stubs-generated/db/migrations/operations/special.pyi

@@ -6,31 +6,18 @@ from django.db.migrations.state import ProjectState, StateApps
 
 from .base import Operation
 
-
 class SeparateDatabaseAndState(Operation):
     serialization_expand_args: Any = ...
     database_operations: Any = ...
     state_operations: Any = ...
-    def __init__(
-        self,
-        database_operations: List[Any] = ...,
-        state_operations: List[CreateModel] = ...,
-    ) -> None: ...
+    def __init__(self, database_operations: List[Any] = ..., state_operations: List[CreateModel] = ...) -> None: ...
     def deconstruct(self): ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
     def database_forwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def database_backwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def describe(self): ...
 
@@ -53,12 +40,8 @@ class RunSQL(Operation):
     @property
     def reversible(self): ...
     def state_forwards(self, app_label: Any, state: Any) -> None: ...
-    def database_forwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
-    def database_backwards(
-        self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any
-    ) -> None: ...
+    def database_forwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
+    def database_backwards(self, app_label: Any, schema_editor: Any, from_state: Any, to_state: Any) -> None: ...
     def describe(self): ...
 
 class RunPython(Operation):
@@ -81,18 +64,10 @@ class RunPython(Operation):
     def reversible(self) -> bool: ...
     def state_forwards(self, app_label: str, state: ProjectState) -> None: ...
     def database_forwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def database_backwards(
-        self,
-        app_label: str,
-        schema_editor: DatabaseSchemaEditor,
-        from_state: ProjectState,
-        to_state: ProjectState,
+        self, app_label: str, schema_editor: DatabaseSchemaEditor, from_state: ProjectState, to_state: ProjectState
     ) -> None: ...
     def describe(self): ...
     @staticmethod

django-stubs-generated/db/migrations/operations/utils.pyi

@@ -3,7 +3,4 @@ from typing import Any, Optional
 from django.db.migrations.state import ProjectState
 from django.db.models.fields import Field
 
-
-def is_referenced_by_foreign_key(
-    state: ProjectState, model_name_lower: str, field: Field, field_name: str
-) -> bool: ...
+def is_referenced_by_foreign_key(state: ProjectState, model_name_lower: str, field: Field, field_name: str) -> bool: ...