lint the fallback

mystbin/fallback/fallback.py

@@ -1,11 +1,14 @@
-import os
 import json
+import os
+
 from aiohttp import web
 
+
 app = web.Application()
 app.config = {}
 router = web.RouteTableDef()
 
+
 def load_config():
     if os.path.exists("./config.json"):
         with open("./config.json", "r") as __f:
@@ -14,21 +17,24 @@ def load_config():
     elif os.path.exists("../../config.json"):
         with open("../../config.json", "r") as __f:
             config = json.load(__f)
-    
+
     else:
         raise RuntimeError("Cannot find config file")
-    
+
     app.config = config
 
+
 load_config()
 
 
 @router.post("/reload")
 async def router_reload(request: web.Request) -> web.Response:
-    if request.remote == "127.0.0.1" and "X-Forwarded-For" not in request.headers: # systemd reloads will only ever come from localhost using curl
+    if (
+        request.remote == "127.0.0.1" and "X-Forwarded-For" not in request.headers
+    ):  # systemd reloads will only ever come from localhost using curl
         load_config()
         return web.Response(body="Reloaded", status=200)
-    
+
     raise web.HTTPPermanentRedirect("/")
 
 
@@ -39,11 +45,12 @@ async def router_reload(request: web.Request) -> web.Response:
 @router.patch("/")
 @router.patch("/{pth:.*}")
 async def fallback_route(request: web.Request) -> web.Response | web.FileResponse:
-    if app.config.get("maintenance", False): # type: ignore
+    if app.config.get("maintenance", False):  # type: ignore
         return web.FileResponse("maintenance.html")
-    
+
     return web.FileResponse("service_failure.html")
 
+
 app.add_routes(router)
 
-web.run_app(app, port=app.config["site"]["fallback_port"]) # type: ignore
+web.run_app(app, port=app.config["site"]["fallback_port"])  # type: ignore