From ddf071c80e898e8931efe5e38f29c2a40b210abd Mon Sep 17 00:00:00 2001
From: epenet <6771947+epenet@users.noreply.github.com>
Date: Sat, 25 Jan 2025 08:41:54 +0100
Subject: [PATCH] Move deconz function to util.py (#136414)

---
 homeassistant/components/deconz/__init__.py    |  2 +-
 homeassistant/components/deconz/config_flow.py | 11 +----------
 homeassistant/components/deconz/services.py    |  2 +-
 homeassistant/components/deconz/util.py        | 15 +++++++++++++++
 4 files changed, 18 insertions(+), 12 deletions(-)

diff --git a/homeassistant/components/deconz/__init__.py b/homeassistant/components/deconz/__init__.py
index 4d48e6c9892..42c81e69740 100644
--- a/homeassistant/components/deconz/__init__.py
+++ b/homeassistant/components/deconz/__init__.py
@@ -9,12 +9,12 @@ from homeassistant.exceptions import ConfigEntryAuthFailed, ConfigEntryNotReady
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.typing import ConfigType
 
-from .config_flow import get_master_hub
 from .const import CONF_MASTER_GATEWAY, DOMAIN, PLATFORMS
 from .deconz_event import async_setup_events, async_unload_events
 from .errors import AuthenticationRequired, CannotConnect
 from .hub import DeconzHub, get_deconz_api
 from .services import async_setup_services
+from .util import get_master_hub
 
 CONFIG_SCHEMA = cv.config_entry_only_config_schema(DOMAIN)
 
diff --git a/homeassistant/components/deconz/config_flow.py b/homeassistant/components/deconz/config_flow.py
index 7f5fc96c022..41e45d53c76 100644
--- a/homeassistant/components/deconz/config_flow.py
+++ b/homeassistant/components/deconz/config_flow.py
@@ -27,7 +27,7 @@ from homeassistant.config_entries import (
     OptionsFlow,
 )
 from homeassistant.const import CONF_API_KEY, CONF_HOST, CONF_PORT
-from homeassistant.core import HomeAssistant, callback
+from homeassistant.core import callback
 from homeassistant.helpers import aiohttp_client
 from homeassistant.helpers.service_info.hassio import HassioServiceInfo
 from homeassistant.helpers.service_info.ssdp import ATTR_UPNP_SERIAL, SsdpServiceInfo
@@ -51,15 +51,6 @@ CONF_SERIAL = "serial"
 CONF_MANUAL_INPUT = "Manually define gateway"
 
 
-@callback
-def get_master_hub(hass: HomeAssistant) -> DeconzHub:
-    """Return the gateway which is marked as master."""
-    for hub in hass.data[DOMAIN].values():
-        if hub.master:
-            return cast(DeconzHub, hub)
-    raise ValueError
-
-
 class DeconzFlowHandler(ConfigFlow, domain=DOMAIN):
     """Handle a deCONZ config flow."""
 
diff --git a/homeassistant/components/deconz/services.py b/homeassistant/components/deconz/services.py
index e10195d86bc..6127fe44308 100644
--- a/homeassistant/components/deconz/services.py
+++ b/homeassistant/components/deconz/services.py
@@ -12,9 +12,9 @@ from homeassistant.helpers import (
 from homeassistant.helpers.device_registry import CONNECTION_NETWORK_MAC
 from homeassistant.util.read_only_dict import ReadOnlyDict
 
-from .config_flow import get_master_hub
 from .const import CONF_BRIDGE_ID, DOMAIN, LOGGER
 from .hub import DeconzHub
+from .util import get_master_hub
 
 DECONZ_SERVICES = "deconz_services"
 
diff --git a/homeassistant/components/deconz/util.py b/homeassistant/components/deconz/util.py
index 7c44280200d..bcf338b2d6d 100644
--- a/homeassistant/components/deconz/util.py
+++ b/homeassistant/components/deconz/util.py
@@ -2,9 +2,24 @@
 
 from __future__ import annotations
 
+from homeassistant.core import HomeAssistant, callback
+
+from .const import DOMAIN
+from .hub import DeconzHub
+
 
 def serial_from_unique_id(unique_id: str | None) -> str | None:
     """Get a device serial number from a unique ID, if possible."""
     if not unique_id or unique_id.count(":") != 7:
         return None
     return unique_id.partition("-")[0]
+
+
+@callback
+def get_master_hub(hass: HomeAssistant) -> DeconzHub:
+    """Return the gateway which is marked as master."""
+    hub: DeconzHub
+    for hub in hass.data[DOMAIN].values():
+        if hub.master:
+            return hub
+    raise ValueError