fixes

django-stubs/contrib/auth/base_user.pyi

@@ -13,6 +13,7 @@ class AbstractBaseUser(models.Model):
     last_login: Optional[models.DateTimeField] = ...
     is_active: models.BooleanField = ...
     REQUIRED_FIELDS: List[str] = ...
+    class Meta: ...
     def get_username(self) -> str: ...
     def clean(self) -> None: ...
     def save(self, *args: Any, **kwargs: Any) -> None: ...

django-stubs/contrib/auth/decorators.pyi

@@ -1,5 +1,7 @@
 from typing import Any, Callable, List, Optional, Set, Union
 
+from django.contrib.auth import REDIRECT_FIELD_NAME as REDIRECT_FIELD_NAME
+
 def user_passes_test(
     test_func: Callable, login_url: Optional[str] = ..., redirect_field_name: str = ...
 ) -> Callable: ...

django-stubs/contrib/messages/__init__.pyi

@@ -1 +1,24 @@
-from .api import get_level as get_level, set_level as set_level
+from .api import (
+    get_level as get_level,
+    set_level as set_level,
+    add_message as add_message,
+    debug as debug,
+    error as error,
+    success as success,
+    get_messages as get_messages,
+    MessageFailure as MessageFailure,
+    info as info,
+    warning as warning,
+)
+
+from .constants import (
+    DEBUG as DEBUG,
+    DEFAULT_LEVELS as DEFAULT_LEVELS,
+    DEFAULT_TAGS as DEFAULT_TAGS,
+    ERROR as ERROR,
+    INFO as INFO,
+    SUCCESS as SUCCESS,
+    WARNING as WARNING,
+)
+
+default_app_config: str = ...

django-stubs/core/validators.pyi

@@ -5,6 +5,7 @@ from typing import Any, Dict, List, Optional, Union, Pattern
 from uuid import UUID
 
 from django.core.files.base import File
+from django.core.exceptions import ValidationError as ValidationError
 
 EMPTY_VALUES: Any
 

django-stubs/db/models/__init__.pyi

@@ -12,6 +12,7 @@ from .aggregates import (
 )
 
 from .fields import (
+    FieldDoesNotExist as FieldDoesNotExist,
     AutoField as AutoField,
     IntegerField as IntegerField,
     PositiveIntegerField as PositiveIntegerField,
@@ -38,13 +39,19 @@ from .fields import (
     BinaryField as BinaryField,
     DurationField as DurationField,
     BigAutoField as BigAutoField,
+    FileField as FileField,
+    CommaSeparatedIntegerField as CommaSeparatedIntegerField,
 )
 
 from .fields.related import (
     ForeignKey as ForeignKey,
     OneToOneField as OneToOneField,
     ManyToManyField as ManyToManyField,
     ForeignObject as ForeignObject,
+    ManyToManyRel as ManyToManyRel,
+    ManyToOneRel as ManyToOneRel,
+    OneToOneRel as OneToOneRel,
+    ForeignObjectRel as ForeignObjectRel,
 )
 from .fields.files import ImageField as ImageField, FileField as FileField
 from .fields.proxy import OrderWrt as OrderWrt

django-stubs/db/models/fields/__init__.pyi

@@ -1,15 +1,17 @@
 from typing import Any, Optional, Tuple, Iterable, Callable, Dict, Union, Type
 import decimal
 
+from django.core.files.storage import Storage
 from django.db.models import Model
 from django.db.models.query_utils import RegisterLookupMixin
 
 from django.db.models.expressions import F, Combinable
+from django.core.exceptions import FieldDoesNotExist as FieldDoesNotExist
 from django.forms import Widget, Field as FormField
 from .mixins import NOT_PROVIDED as NOT_PROVIDED
 
 _Choice = Tuple[Any, str]
-_ChoiceNamedGroup = Tuple[str, Iterable[_Choice]]
+_ChoiceNamedGroup = Union[Tuple[str, Iterable[_Choice]], Tuple[str, Any]]
 _FieldChoices = Iterable[Union[_Choice, _ChoiceNamedGroup]]
 
 _ValidatorCallable = Callable[..., None]
@@ -20,11 +22,12 @@ class Field(RegisterLookupMixin):
     help_text: str
     db_table: str
     remote_field: Field
+    max_length: Optional[int]
     model: Type[Model]
     name: str
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         primary_key: bool = ...,
         max_length: Optional[int] = ...,
@@ -52,6 +55,7 @@ class Field(RegisterLookupMixin):
     def db_type(self, connection: Any) -> str: ...
     def db_parameters(self, connection: Any) -> Dict[str, str]: ...
     def get_prep_value(self, value: Any) -> Any: ...
+    def get_internal_type(self) -> str: ...
     def formfield(self, **kwargs) -> FormField: ...
     def contribute_to_class(self, cls: Type[Model], name: str, private_only: bool = ...) -> None: ...
 
@@ -71,7 +75,7 @@ class FloatField(Field): ...
 class DecimalField(Field):
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         max_digits: Optional[int] = ...,
         decimal_places: Optional[int] = ...,
@@ -99,7 +103,7 @@ class AutoField(Field):
 class CharField(Field):
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         primary_key: bool = ...,
         max_length: Optional[int] = ...,
@@ -127,7 +131,7 @@ class CharField(Field):
 class SlugField(CharField):
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         primary_key: bool = ...,
         max_length: Optional[int] = ...,
@@ -166,7 +170,34 @@ class NullBooleanField(Field):
     def __set__(self, instance, value: Optional[bool]) -> None: ...
     def __get__(self, instance, owner) -> Optional[bool]: ...
 
-class FileField(Field): ...
+class FileField(Field):
+    def __init__(
+        self,
+        verbose_name: Optional[Union[str, bytes]] = ...,
+        name: Optional[str] = ...,
+        upload_to: str = ...,
+        storage: Optional[Storage] = ...,
+        primary_key: bool = ...,
+        max_length: Optional[int] = ...,
+        unique: bool = ...,
+        blank: bool = ...,
+        null: bool = ...,
+        db_index: bool = ...,
+        default: Any = ...,
+        editable: bool = ...,
+        auto_created: bool = ...,
+        serialize: bool = ...,
+        unique_for_date: Optional[str] = ...,
+        unique_for_month: Optional[str] = ...,
+        unique_for_year: Optional[str] = ...,
+        choices: Optional[_FieldChoices] = ...,
+        help_text: str = ...,
+        db_column: Optional[str] = ...,
+        db_tablespace: Optional[str] = ...,
+        validators: Iterable[_ValidatorCallable] = ...,
+        error_messages: Optional[_ErrorMessagesToOverride] = ...,
+    ): ...
+
 class IPAddressField(Field): ...
 
 class GenericIPAddressField(Field):
@@ -201,7 +232,7 @@ class DateTimeCheckMixin: ...
 class DateField(DateTimeCheckMixin, Field):
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         auto_now: bool = ...,
         auto_now_add: bool = ...,
@@ -226,7 +257,7 @@ class DateField(DateTimeCheckMixin, Field):
 class TimeField(DateTimeCheckMixin, Field):
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         auto_now: bool = ...,
         auto_now_add: bool = ...,
@@ -251,9 +282,14 @@ class DateTimeField(DateField): ...
 class UUIDField(Field): ...
 
 class FilePathField(Field):
+    path: str = ...
+    match: Optional[Any] = ...
+    recursive: bool = ...
+    allow_files: bool = ...
+    allow_folders: bool = ...
     def __init__(
         self,
-        verbose_name: Optional[str] = ...,
+        verbose_name: Optional[Union[str, bytes]] = ...,
         name: Optional[str] = ...,
         path: str = ...,
         match: Optional[Any] = ...,
@@ -281,3 +317,4 @@ class FilePathField(Field):
 class BinaryField(Field): ...
 class DurationField(Field): ...
 class BigAutoField(AutoField): ...
+class CommaSeparatedIntegerField(CharField): ...

django-stubs/db/models/fields/files.pyi

@@ -1,4 +1,4 @@
-from typing import Any, Callable, List, Optional, Type, Union
+from typing import Any, Callable, List, Optional, Type, Union, Tuple
 
 from django.core.checks.messages import Error
 from django.core.files.base import File
@@ -9,6 +9,8 @@ from django.db.models.base import Model
 from django.db.models.fields import Field
 from django.forms import fields as form_fields
 
+BLANK_CHOICE_DASH: List[Tuple[str, str]] = ...
+
 class FieldFile(File):
     instance: Model = ...
     field: FileField = ...

django-stubs/db/models/fields/related.pyi

@@ -29,6 +29,7 @@ from django.db.models.fields.reverse_related import (
     ForeignObjectRel as ForeignObjectRel,
     ManyToManyRel as ManyToManyRel,
     ManyToOneRel as ManyToOneRel,
+    OneToOneRel as OneToOneRel,
 )
 from django.db.models.query_utils import PathInfo, Q
 

django-stubs/db/models/options.pyi

@@ -20,7 +20,7 @@ from django.db.models.fields import Field, mixins, AutoField
 PROXY_PARENTS: Any
 EMPTY_RELATION_TREE: Any
 IMMUTABLE_WARNING: str
-DEFAULT_NAMES: Any
+DEFAULT_NAMES: Tuple[str, ...]
 
 def normalize_together(
     option_together: Any
@@ -102,7 +102,7 @@ class Options:
     def swapped(self) -> Optional[str]: ...
     def many_to_many(self) -> ImmutableList: ...
     def fields_map(self) -> Dict[str, ForeignObjectRel]: ...
-    def get_field(self, field_name: Union[Callable, str]) -> Union[Field, mixins.FieldCacheMixin]: ...
+    def get_field(self, field_name: Union[Callable, str]) -> Field: ...
     def get_base_chain(self, model: Type[Model]) -> List[Type[Model]]: ...
     def get_parent_list(self) -> List[Type[Model]]: ...
     def get_ancestor_link(self, ancestor: Type[Model]) -> Optional[OneToOneField]: ...

django-stubs/http/multipartparser.pyi

@@ -50,3 +50,5 @@ class BoundaryIter:
 class Parser:
     def __init__(self, stream: LazyStream, boundary: bytes) -> None: ...
     def __iter__(self) -> Iterator[Tuple[str, Dict[str, Tuple[str, Dict[str, Union[bytes, str]]]], LazyStream]]: ...
+
+def parse_header(line: bytes) -> Tuple[str, Dict[str, Any]]: ...

django-stubs/template/loader.pyi

@@ -1,4 +1,5 @@
 from typing import Any, Dict, List, Optional, Union
+from . import engines as engines
 
 from django.http.request import HttpRequest
 from django.template.exceptions import TemplateDoesNotExist as TemplateDoesNotExist

django-stubs/utils/encoding.pyi

@@ -1,21 +1,16 @@
-from datetime import date
-from typing import Any, Optional, Union
-
-from django.db.models.base import Model
+from typing import Any, Optional
 
 class DjangoUnicodeDecodeError(UnicodeDecodeError):
     obj: bytes = ...
     def __init__(self, obj: bytes, *args: Any) -> None: ...
 
 python_2_unicode_compatible: Any
 
-def smart_text(s: Union[Model, int, str], encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> str: ...
+def smart_text(s: Any, encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> str: ...
 def is_protected_type(obj: Any) -> bool: ...
-def force_text(
-    s: Optional[Union[bytes, Model, int, str]], encoding: str = ..., strings_only: bool = ..., errors: str = ...
-) -> Optional[Union[int, str]]: ...
-def smart_bytes(s: Union[int, str], encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> bytes: ...
-def force_bytes(s: Any, encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> Union[bytes, date]: ...
+def force_text(s: Any, encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> Optional[str]: ...
+def smart_bytes(s: Any, encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> bytes: ...
+def force_bytes(s: Any, encoding: str = ..., strings_only: bool = ..., errors: str = ...) -> bytes: ...
 
 smart_str = smart_text
 force_str = force_text

django-stubs/utils/functional.pyi

@@ -1,4 +1,5 @@
 from typing import Any, Callable, Dict, List, Optional, Tuple, Type, Union
+from functools import wraps as wraps
 
 from django.db.models.base import Model
 

django-stubs/utils/html.pyi

@@ -3,7 +3,7 @@ from typing import Any, Dict, Iterator, List, Optional, Tuple, Union
 
 from django.db.models.base import Model
 from django.db.models.fields.files import FieldFile
-from django.utils.safestring import SafeText
+from django.utils.safestring import SafeText, mark_safe as mark_safe
 
 TRAILING_PUNCTUATION_CHARS: str
 WRAPPING_PUNCTUATION: Any

django-stubs/utils/termcolors.pyi

@@ -1,12 +1,12 @@
-from typing import Any, Callable, Dict, Optional, Tuple, Union
+from typing import Any, Callable, Dict, Optional, Tuple, Union, Sequence
 
 color_names: Any
 foreground: Any
 background: Any
 RESET: str
 opt_dict: Any
 
-def colorize(text: Optional[str] = ..., opts: Union[Tuple, str] = ..., **kwargs: Any) -> str: ...
+def colorize(text: Optional[str] = ..., opts: Sequence[str] = ..., **kwargs: Any) -> str: ...
 def make_style(opts: Tuple = ..., **kwargs: Any) -> Callable: ...
 
 NOCOLOR_PALETTE: str

mypy_django_plugin/plugins/models.py

@@ -173,10 +173,12 @@ def get_related_field_type(rvalue: CallExpr, api: SemanticAnalyzerPass2,
 
 def is_related_field(expr: CallExpr, module_file: MypyFile) -> bool:
     if isinstance(expr.callee, MemberExpr) and isinstance(expr.callee.expr, NameExpr):
-        module = module_file.names[expr.callee.expr.name]
-        if module.fullname == 'django.db.models' and expr.callee.name in {'ForeignKey',
-                                                                          'OneToOneField',
-                                                                          'ManyToManyField'}:
+        module = module_file.names.get(expr.callee.expr.name)
+        if module \
+            and module.fullname == 'django.db.models' \
+            and expr.callee.name in {'ForeignKey',
+                                     'OneToOneField',
+                                     'ManyToManyField'}:
             return True
     return False