Fixes after Ivan's review.

Author: pcorpet

third_party/2and3/flask/app.pyi

@@ -64,12 +64,15 @@ class Flask(_PackageBoundObject):
     subdomain_matching: Any = ...
     cli: Any = ...
     def __init__(self, import_name: str, static_url_path: Optional[str] = ..., static_folder: str = ..., static_host: Optional[str] = ..., host_matching: bool = ..., subdomain_matching: bool = ..., template_folder: str = ..., instance_path: Optional[str] = ..., instance_relative_config: bool = ..., root_path: Optional[str] = ...) -> None: ...
+    @property
     def name(self) -> str: ...
     @property
     def propagate_exceptions(self): ...
     @property
     def preserve_context_on_exception(self): ...
+    @property
     def logger(self): ...
+    @property
     def jinja_env(self): ...
     @property
     def got_first_request(self): ...
@@ -137,3 +140,8 @@ class Flask(_PackageBoundObject):
     def test_request_context(self, *args: Any, **kwargs: Any) -> ContextManager[RequestContext]: ...
     def wsgi_app(self, environ: Any, start_response: Any): ...
     def __call__(self, environ: Any, start_response: Any): ...
+
+    # These are not preset at runtime but we add them since monkeypatching this
+    # class is quite common.
+    def __setattr__(self, name: str, value: Any): ...
+    def __getattr__(self, name: str): ...

third_party/2and3/flask/globals.pyi

@@ -7,9 +7,12 @@ from .wrappers import Request
 from typing import Any
 from werkzeug.local import LocalStack
 
+class _FlaskLocalProxy(Flask):
+    def _get_current_object(self) -> Flask: ...
+
 _request_ctx_stack: LocalStack
 _app_ctx_stack: LocalStack
-current_app: Flask
+current_app: _FlaskLocalProxy
 request: Request
 session: Any
 g: Any

third_party/2and3/flask/views.pyi

@@ -18,5 +18,5 @@ class View:
 class MethodViewType(type):
     def __init__(cls, name: Any, bases: Any, d: Any) -> None: ...
 
-class MethodView:
+class MethodView(View, metaclass=MethodViewType):
     def dispatch_request(self, *args: Any, **kwargs: Any): ...

third_party/2and3/werkzeug/wrappers.pyi

@@ -60,7 +60,8 @@ class BaseRequest:
     host = ...  # type: Text
     query_string = ...  # type: bytes
     method = ...  # type: Text
-    def access_route(self): ...
+    @property
+    def access_route(self) -> Sequence[str]: ...
     @property
     def remote_addr(self) -> str: ...
     remote_user = ...  # type: Text
@@ -71,6 +72,11 @@ class BaseRequest:
     is_multiprocess = ...  # type: bool
     is_run_once = ...  # type: bool
 
+    # These are not preset at runtime but we add them since monkeypatching this
+    # class is quite common.
+    def __setattr__(self, name: str, value: Any): ...
+    def __getattr__(self, name: str): ...
+
 _OnCloseT = TypeVar('_OnCloseT', bound=Callable[[], Any])
 _SelfT = TypeVar('_SelfT', bound=BaseResponse)