Add basic typing for multiple modules:

* log.py
 * video.py
 * watchdog.py
 * zeroconf.py

frigate/zeroconf.py

@@ -14,38 +14,41 @@ logger = logging.getLogger(__name__)
 ZEROCONF_TYPE = "_frigate._tcp.local."
 
 # Taken from: http://stackoverflow.com/a/11735897
-def get_local_ip() -> str:
+def get_local_ip() -> bytes:
     """Try to determine the local IP address of the machine."""
+    host_ip_str = ""
     try:
         sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
 
         # Use Google Public DNS server to determine own IP
         sock.connect(("8.8.8.8", 80))
 
-        return sock.getsockname()[0]  # type: ignore
+        host_ip_str = sock.getsockname()[0]
     except OSError:
         try:
-            return socket.gethostbyname(socket.gethostname())
+            host_ip_str = socket.gethostbyname(socket.gethostname())
         except socket.gaierror:
-            return "127.0.0.1"
+            host_ip_str = "127.0.0.1"
     finally:
         sock.close()
 
+    try:
+        host_ip_pton = socket.inet_pton(socket.AF_INET, host_ip_str)
+    except OSError:
+        host_ip_pton = socket.inet_pton(socket.AF_INET6, host_ip_str)
 
-def broadcast_zeroconf(frigate_id):
+    return host_ip_pton
+
+
+def broadcast_zeroconf(frigate_id: str) -> Zeroconf:
     zeroconf = Zeroconf(interfaces=InterfaceChoice.Default, ip_version=IPVersion.V4Only)
 
     host_ip = get_local_ip()
 
-    try:
-        host_ip_pton = socket.inet_pton(socket.AF_INET, host_ip)
-    except OSError:
-        host_ip_pton = socket.inet_pton(socket.AF_INET6, host_ip)
-
     info = ServiceInfo(
         ZEROCONF_TYPE,
         name=f"{frigate_id}.{ZEROCONF_TYPE}",
-        addresses=[host_ip_pton],
+        addresses=[host_ip],
         port=5000,
     )
 
@@ -56,4 +59,4 @@ def broadcast_zeroconf(frigate_id):
         logger.error(
             "Frigate instance with identical name present in the local network"
         )
-    return zeroconf
+    return zeroconf