fix: close tcp connection on delete (#20)

aiocloudweather/proxy.py

@@ -21,6 +21,16 @@ def __init__(self, proxied_sinks: list[DataSink], dns_servers: list[str]):
         self.proxied_sinks = proxied_sinks
         self.session = ClientSession(connector=TCPConnector(resolver=resolver))
 
+    def __del__(self):
+        """Close the session when the object is deleted."""
+        if not self.session.closed:
+            self.session.close()
+
+    def close(self):
+        """Close the session."""
+        if not self.session.closed:
+            self.session.close()
+
     async def forward_wunderground(self, request: web.Request) -> web.Response:
         """Forward Wunderground data to their API."""
         query_string = quote(request.query_string).replace("%20", "+")

aiocloudweather/server.py

@@ -62,6 +62,7 @@ def update_config(
         """Update the proxy configuration."""
         self.proxy_enabled = proxy_sinks and len(proxy_sinks) > 0
         if self.proxy_enabled:
+            self.proxy.close()
             self.proxy = CloudWeatherProxy(proxy_sinks, dns_servers or ["9.9.9.9"])
 
     async def _new_dataset_cb(self, dataset: WeatherStation) -> None: