refactor: Use of discovery as a ping only during main loop

custom_components/solarman/api.py

@@ -55,7 +55,7 @@ async def load(self):
             self.device_info = await self.profile.resolve(self.get)
             _LOGGER.debug(self.device_info)
         except TimeoutError as e:
-            raise TimeoutError(f"[{self.config.serial}] Device setup timed out.") from e
+            raise TimeoutError(f"[{self.config.serial}] Device setup timed out") from e
         except BaseException as e:
             raise Exception(f"[{self.config.serial}] Device setup failed. [{format_exception(e)}]") from e
 
@@ -107,7 +107,7 @@ async def try_read_write(self, code, start, arg, message: str, incremental_wait:
             except Exception as e:
                 _LOGGER.debug(f"[{self.config.serial}] {message} failed, attempts left: {attempts_left}{'' if attempts_left > 0 else ', aborting.'} [{format_exception(e)}]")
 
-                await self.endpoint.discover()
+                await self.endpoint.discover(True)
 
                 if not self.modbus.auto_reconnect:
                     await self.modbus.disconnect()

custom_components/solarman/discovery.py

@@ -66,7 +66,7 @@ async def _discover_all(self) -> dict:
         async for item in self._discover([str(net.broadcast_address) for net in nets], True):
             yield item
 
-    async def discover(self):
+    async def discover(self, ping_only = False):
         _LOGGER.debug(f"discover")
 
         self._devices = {}
@@ -76,6 +76,8 @@ async def discover(self):
             self._devices = {item[0]: item[1] async for item in self._discover(self._ip)}
             if len(self._devices) > 0 and not self._serial in self._devices:
                 self._devices = {}
+            if ping_only:
+                return self._devices
 
         attempts_left = ACTION_ATTEMPTS
         while len(self._devices) == 0 and attempts_left > 0: