Add test to import all modules to check validity of stubs (#56)

* add import_all.test builder

* fix errors

* fix typechecking errors

* fix migrations typechecking

django-stubs/template/backends/base.pyi

@@ -1,15 +1,16 @@
-from typing import Any, Dict, Iterator, List, Tuple, Union
+from typing import Any, Iterator, List, Mapping, Optional, Tuple
 
 from django.template.base import Template
 
 class BaseEngine:
-    name: Any = ...
-    dirs: Any = ...
-    app_dirs: Any = ...
-    def __init__(self, params: Dict[str, Union[List[str], bool, str]]) -> None: ...
+    name: str = ...
+    dirs: List[str] = ...
+    app_dirs: bool = ...
+    def __init__(self, params: Mapping[str, Any]) -> None: ...
+    @property
+    def app_dirname(self) -> Optional[str]: ...
+    def from_string(self, template_code: str) -> Template: ...
+    def get_template(self, template_name: str) -> Optional[Template]: ...
     @property
-    def app_dirname(self) -> None: ...
-    def from_string(self, template_code: Any) -> Template: ...
-    def get_template(self, template_name: Any) -> None: ...
     def template_dirs(self) -> Tuple[str]: ...
     def iter_template_filenames(self, template_name: str) -> Iterator[str]: ...

django-stubs/template/backends/django.pyi

@@ -1,20 +1,13 @@
-from typing import Any, Dict, Iterator, Optional, List
-
-from django.template.base import Template as Template
-from django.template.exceptions import TemplateDoesNotExist
+from typing import Any, Dict, Iterator, Optional
 
 from django.template.engine import Engine
+from django.template.exceptions import TemplateDoesNotExist
+
 from .base import BaseEngine
 
 class DjangoTemplates(BaseEngine):
-    app_dirs: bool
-    dirs: List[str]
-    name: str
-    app_dirname: str = ...
     engine: Engine = ...
     def __init__(self, params: Dict[str, Any]) -> None: ...
-    def from_string(self, template_code: str) -> Template: ...
-    def get_template(self, template_name: str) -> Template: ...
     def get_templatetag_libraries(self, custom_libraries: Dict[str, str]) -> Dict[str, str]: ...
 
 def copy_exception(exc: TemplateDoesNotExist, backend: Optional[DjangoTemplates] = ...) -> TemplateDoesNotExist: ...

django-stubs/template/backends/dummy.pyi

@@ -1,19 +1,13 @@
 import string
-from typing import Any, Dict, List, Optional, Union, Tuple
+from typing import Any, Dict, List, Optional, Tuple, Union
 
 from django.http.request import HttpRequest
 
 from .base import BaseEngine
 
 class TemplateStrings(BaseEngine):
-    app_dirs: bool
-    dirs: List[Any]
-    name: str
     template_dirs: Tuple[str]
-    app_dirname: str = ...
     def __init__(self, params: Dict[str, Union[Dict[Any, Any], List[Any], bool, str]]) -> None: ...
-    def from_string(self, template_code: str) -> Template: ...
-    def get_template(self, template_name: str) -> Template: ...
 
 class Template(string.Template):
     template: str

django-stubs/template/backends/jinja2.pyi

@@ -1,21 +1,14 @@
-from typing import Callable, Dict, List, Optional, Tuple, Any
+from typing import Any, Callable, Dict, List, Optional
 
-from django.template.base import Template as Template
 from django.template.exceptions import TemplateSyntaxError
 
 from .base import BaseEngine
 
 class Jinja2(BaseEngine):
-    app_dirs: bool
-    dirs: List[str]
-    name: str
-    template_context_processors: List[Callable]
-    template_dirs: Tuple[str]
-    app_dirname: str = ...
     context_processors: List[str] = ...
     def __init__(self, params: Dict[str, Any]) -> None: ...
-    def from_string(self, template_code: str) -> Template: ...
-    def get_template(self, template_name: str) -> Template: ...
+    @property
+    def template_context_processors(self) -> List[Callable]: ...
 
 class Origin:
     name: str = ...

django-stubs/template/base.pyi

@@ -1,5 +1,5 @@
 from enum import Enum
-from typing import Any, Callable, Dict, Iterator, List, Mapping, Optional, Tuple, Type, Union
+from typing import Any, Callable, Dict, Iterator, List, Mapping, Optional, Sequence, Tuple, Type, Union
 
 from django.http.request import HttpRequest
 from django.template.context import Context as Context
@@ -126,12 +126,12 @@ filter_re: Any
 
 class FilterExpression:
     token: str = ...
-    filters: List[Tuple[Callable, List[Tuple[bool, Union[Variable, SafeText]]]]] = ...
-    var: Union[Variable, SafeText] = ...
+    filters: List[Any] = ...
+    var: Any = ...
     def __init__(self, token: str, parser: Parser) -> None: ...
-    def resolve(self, context: Union[Dict[str, Dict[str, str]], Context], ignore_failures: bool = ...) -> Any: ...
+    def resolve(self, context: Mapping[str, Any], ignore_failures: bool = ...) -> Any: ...
     @staticmethod
-    def args_check(name: str, func: Callable, provided: List[Tuple[bool, Union[Variable, SafeText]]]) -> bool: ...
+    def args_check(name: str, func: Callable, provided: List[Tuple[bool, Any]]) -> bool: ...
 
 class Variable:
     var: Union[Dict[Any, Any], str] = ...
@@ -152,27 +152,21 @@ class Node:
     def __iter__(self) -> None: ...
     def get_nodes_by_type(self, nodetype: Type[Node]) -> List[Node]: ...
 
-class NodeList(list):
+class NodeList(List[Node]):
     contains_nontext: bool = ...
     def render(self, context: Context) -> SafeText: ...
     def get_nodes_by_type(self, nodetype: Type[Node]) -> List[Node]: ...
 
 class TextNode(Node):
-    origin: Origin
-    token: Token
     s: str = ...
     def __init__(self, s: str) -> None: ...
-    def render(self, context: Context) -> str: ...
 
 def render_value_in_context(value: Any, context: Context) -> str: ...
 
 class VariableNode(Node):
-    origin: Origin
-    token: Token
     filter_expression: FilterExpression = ...
     def __init__(self, filter_expression: FilterExpression) -> None: ...
-    def render(self, context: Context) -> str: ...
 
 kwarg_re: Any
 
-def token_kwargs(bits: List[str], parser: Parser, support_legacy: bool = ...) -> Dict[str, FilterExpression]: ...
+def token_kwargs(bits: Sequence[str], parser: Parser, support_legacy: bool = ...) -> Dict[str, FilterExpression]: ...

django-stubs/template/loaders/app_directories.pyi

@@ -1,10 +1,3 @@
-from typing import Optional, Tuple
-
-from django.template import Engine
-
 from .filesystem import Loader as FilesystemLoader
 
-class Loader(FilesystemLoader):
-    dirs: None
-    engine: Engine
-    def get_dirs(self) -> Tuple: ...
+class Loader(FilesystemLoader): ...

django-stubs/template/loaders/base.pyi

@@ -4,9 +4,9 @@ from django.template.base import Origin, Template
 from django.template.engine import Engine
 
 class Loader:
-    engine: Any = ...
+    engine: Engine = ...
     get_template_cache: Dict[str, Any] = ...
     def __init__(self, engine: Engine) -> None: ...
     def get_template(self, template_name: str, skip: Optional[List[Origin]] = ...) -> Template: ...
-    def get_template_sources(self, template_name: Any) -> None: ...
+    def get_template_sources(self, template_name: str) -> None: ...
     def reset(self) -> None: ...

django-stubs/template/loaders/cached.pyi

@@ -1,19 +1,14 @@
-from typing import Any, Dict, List, Optional, Tuple, Union
+from typing import Any, Dict, List, Optional, Sequence
 
-from django.template.base import Origin, Template
+from django.template.base import Origin
 from django.template.engine import Engine
 
 from .base import Loader as BaseLoader
 
 class Loader(BaseLoader):
-    engine: Engine
-    template_cache: Dict[Any, Any] = ...
-    get_template_cache: Dict[str, django.template.exceptions.TemplateDoesNotExist] = ...
-    loaders: List[django.template.loaders.base.Loader] = ...
-    def __init__(self, engine: Engine, loaders: Union[List[Tuple[str, Dict[str, str]]], List[str]]) -> None: ...
+    template_cache: Dict[str, Any] = ...
+    loaders: List[BaseLoader] = ...
+    def __init__(self, engine: Engine, loaders: Sequence[Any]) -> None: ...
     def get_contents(self, origin: Origin) -> str: ...
-    def get_template(self, template_name: str, skip: Optional[List[Origin]] = ...) -> Template: ...
-    def get_template_sources(self, template_name: str) -> None: ...
     def cache_key(self, template_name: str, skip: Optional[List[Origin]] = ...) -> str: ...
     def generate_hash(self, values: List[str]) -> str: ...
-    def reset(self) -> None: ...

django-stubs/template/loaders/filesystem.pyi

@@ -1,4 +1,4 @@
-from typing import Any, Iterator, List, Optional, Union
+from typing import Any, List, Optional, Union
 
 from django.template.base import Origin
 from django.template.engine import Engine
@@ -6,9 +6,7 @@ from django.template.engine import Engine
 from .base import Loader as BaseLoader
 
 class Loader(BaseLoader):
-    engine: Engine
     dirs: Optional[List[str]] = ...
     def __init__(self, engine: Engine, dirs: Optional[List[str]] = ...) -> None: ...
     def get_dirs(self) -> Union[List[bytes], List[str]]: ...
     def get_contents(self, origin: Origin) -> Any: ...
-    def get_template_sources(self, template_name: Union[bytes, str]) -> Iterator[Origin]: ...

django-stubs/template/loaders/locmem.pyi

@@ -1,4 +1,4 @@
-from typing import Dict, Iterator
+from typing import Dict
 
 from django.template.base import Origin
 from django.template.engine import Engine
@@ -6,8 +6,6 @@ from django.template.engine import Engine
 from .base import Loader as BaseLoader
 
 class Loader(BaseLoader):
-    engine: Engine
     templates_dict: Dict[str, str] = ...
     def __init__(self, engine: Engine, templates_dict: Dict[str, str]) -> None: ...
     def get_contents(self, origin: Origin) -> str: ...
-    def get_template_sources(self, template_name: str) -> Iterator[Origin]: ...