From 430052106afe0ec36473e779c450ab22ef902ae5 Mon Sep 17 00:00:00 2001
From: Nicolas Mowen <nickmowen213@gmail.com>
Date: Mon, 30 Sep 2024 16:28:43 -0600
Subject: [PATCH] fix app.py mypy issues

---
 frigate/app.py | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/frigate/app.py b/frigate/app.py
index c873d6049..a04c4737e 100644
--- a/frigate/app.py
+++ b/frigate/app.py
@@ -283,7 +283,7 @@ class FrigateApp:
             except PermissionError:
                 logger.error("Unable to write to /config to save export state")
 
-            migrate_exports(self.config.ffmpeg, self.config.cameras.keys())
+            migrate_exports(self.config.ffmpeg, list(self.config.cameras.keys()))
 
     def init_external_event_processor(self) -> None:
         self.external_event_processor = ExternalEventProcessor(self.config)
@@ -327,7 +327,9 @@ class FrigateApp:
                 largest_frame = max(
                     [
                         det.model.height * det.model.width * 3
-                        for (name, det) in self.config.detectors.items()
+                        if det.model is not None
+                        else 320
+                        for det in self.config.detectors.values()
                     ]
                 )
                 shm_in = mp.shared_memory.SharedMemory(
@@ -394,11 +396,12 @@ class FrigateApp:
 
         # create or update region grids for each camera
         for camera in self.config.cameras.values():
-            self.region_grids[camera.name] = get_camera_regions_grid(
-                camera.name,
-                camera.detect,
-                max(self.config.model.width, self.config.model.height),
-            )
+            if camera.name:
+                self.region_grids[camera.name] = get_camera_regions_grid(
+                    camera.name,
+                    camera.detect,
+                    max(self.config.model.width, self.config.model.height),
+                )
 
     def start_camera_processors(self) -> None:
         for name, config in self.config.cameras.items():
@@ -507,10 +510,10 @@ class FrigateApp:
             min_req_shm += 8
 
         available_shm = total_shm - min_req_shm
-        cam_total_frame_size = 0
+        cam_total_frame_size = 0.0
 
         for camera in self.config.cameras.values():
-            if camera.enabled:
+            if camera.enabled and camera.detect.width and camera.detect.height:
                 cam_total_frame_size += round(
                     (camera.detect.width * camera.detect.height * 1.5 + 270480)
                     / 1048576,