Add formatting and type checks

karldns/web/forms.py

@@ -17,7 +17,9 @@ def parse_form(body: bytes) -> dict[str, list[str]]:
     try:
         return urllib.parse.parse_qs(decoded, keep_blank_values=True, max_num_fields=MAX_FORM_FIELDS)
     except ValueError as exc:
-        raise HTTPException(status_code=400, detail=f"form must not contain more than {MAX_FORM_FIELDS} fields") from exc
+        raise HTTPException(
+            status_code=400, detail=f"form must not contain more than {MAX_FORM_FIELDS} fields"
+        ) from exc
 
 
 async def request_form(request: Request, settings: DdnsSettings) -> dict[str, list[str]]: