fix: example

examples/main.py

@@ -1,4 +1,5 @@
 import os
+from contextlib import asynccontextmanager
 
 import redis.asyncio as redis
 import uvicorn
@@ -46,6 +47,7 @@ async def lifespan(app: FastAPI):
         ],
         redis=r,
     )
+    yield
 
 
 def create_app():
@@ -60,9 +62,7 @@ def create_app():
     async def index():
         return RedirectResponse(url="/admin")
 
-    admin_app.add_exception_handler(
+    admin_app.add_exception_handler(HTTP_500_INTERNAL_SERVER_ERROR, server_error_exception)
-        HTTP_500_INTERNAL_SERVER_ERROR, server_error_exception
-    )
     admin_app.add_exception_handler(HTTP_404_NOT_FOUND, not_found_error_exception)
     admin_app.add_exception_handler(HTTP_403_FORBIDDEN, forbidden_error_exception)
     admin_app.add_exception_handler(HTTP_401_UNAUTHORIZED, unauthorized_error_exception)

fastapi_admin/providers/login.py

@@ -119,7 +119,7 @@ class UsernamePasswordProvider(Provider):
         request: Request,
         call_next: RequestResponseEndpoint,
     ):
-        redis = request.app.redis  # type:Redis
+        redis = request.app.redis  # type:ignore
         token = request.cookies.get(self.access_token)
         path = request.scope["path"]
         admin = None

fastapi_admin/widgets/inputs.py

@@ -15,7 +15,7 @@ class Input(Widget):
     template = "widgets/inputs/input.html"
 
     def __init__(
-            self, help_text: Optional[str] = None, default: Any = None, null: bool = False, **context
+        self, help_text: Optional[str] = None, default: Any = None, null: bool = False, **context
     ):
         super().__init__(null=null, help_text=help_text, **context)
         self.default = default
@@ -44,12 +44,12 @@ class Text(Input):
     input_type: Optional[str] = "text"
 
     def __init__(
-            self,
+        self,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
-            default: Any = None,
+        default: Any = None,
-            null: bool = False,
+        null: bool = False,
-            placeholder: str = "",
+        placeholder: str = "",
-            disabled: bool = False,
+        disabled: bool = False,
     ):
         super().__init__(
             null=null,
@@ -65,11 +65,11 @@ class Select(Input):
     template = "widgets/inputs/select.html"
 
     def __init__(
-            self,
+        self,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
-            default: Any = None,
+        default: Any = None,
-            null: bool = False,
+        null: bool = False,
-            disabled: bool = False,
+        disabled: bool = False,
     ):
         super().__init__(help_text=help_text, null=null, default=default, disabled=disabled)
 
@@ -91,12 +91,12 @@ class Select(Input):
 
 class ForeignKey(Select):
     def __init__(
-            self,
+        self,
-            model: Type[Model],
+        model: Type[Model],
-            default: Any = None,
+        default: Any = None,
-            null: bool = False,
+        null: bool = False,
-            disabled: bool = False,
+        disabled: bool = False,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
     ):
         super().__init__(help_text=help_text, default=default, null=null, disabled=disabled)
         self.model = model
@@ -116,10 +116,10 @@ class ManyToMany(Select):
     template = "widgets/inputs/many_to_many.html"
 
     def __init__(
-            self,
+        self,
-            model: Type[Model],
+        model: Type[Model],
-            disabled: bool = False,
+        disabled: bool = False,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
     ):
         super().__init__(help_text=help_text, disabled=disabled)
         self.model = model
@@ -144,13 +144,13 @@ class ManyToMany(Select):
 
 class Enum(Select):
     def __init__(
-            self,
+        self,
-            enum: Type[EnumCLS],
+        enum: Type[EnumCLS],
-            default: Any = None,
+        default: Any = None,
-            enum_type: Type = int,
+        enum_type: Type = int,
-            null: bool = False,
+        null: bool = False,
-            disabled: bool = False,
+        disabled: bool = False,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
     ):
         super().__init__(help_text=help_text, default=default, null=null, disabled=disabled)
         self.enum = enum
@@ -174,10 +174,10 @@ class Json(Input):
     template = "widgets/inputs/json.html"
 
     def __init__(
-            self,
+        self,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
-            null: bool = False,
+        null: bool = False,
-            options: Optional[dict] = None,
+        options: Optional[dict] = None,
     ):
         """
         options config to jsoneditor, see https://github.com/josdejong/jsoneditor
@@ -215,12 +215,12 @@ class File(Input):
     input_type = "file"
 
     def __init__(
-            self,
+        self,
-            upload: FileUpload,
+        upload: FileUpload,
-            default: Any = None,
+        default: Any = None,
-            null: bool = False,
+        null: bool = False,
-            disabled: bool = False,
+        disabled: bool = False,
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
     ):
         super().__init__(
             null=null,
@@ -246,11 +246,11 @@ class Radio(Select):
     template = "widgets/inputs/radio.html"
 
     def __init__(
-            self,
+        self,
-            options: List[Tuple[str, Any]],
+        options: List[Tuple[str, Any]],
-            help_text: Optional[str] = None,
+        help_text: Optional[str] = None,
-            default: Any = None,
+        default: Any = None,
-            disabled: bool = False,
+        disabled: bool = False,
     ):
         super().__init__(default=default, disabled=disabled, help_text=help_text)
         self.options = options