fix: cancel async tasks when closing websocket (#417)

Author: firstof9

openevsehttp/__main__.py

@@ -91,6 +91,7 @@ def __init__(self, host: str, user: str = "", pwd: str = "") -> None:
         self.websocket: OpenEVSEWebsocket | None = None
         self.callback: Callable | None = None
         self._loop = None
+        self.tasks = None
 
     async def process_request(
         self,
@@ -295,6 +296,11 @@ async def ws_disconnect(self) -> None:
         self._ws_listening = False
         assert self.websocket
         await self.websocket.close()
+        if self._loop:
+            try:
+                self._loop.cancel()
+            except AttributeError:
+                pass
 
     def is_coroutine_function(self, callback):
         """Check if a callback is a coroutine function."""

openevsehttp/websocket.py

@@ -142,6 +142,7 @@ async def listen(self):
     async def close(self):
         """Close the listening websocket."""
         await OpenEVSEWebsocket.state.fset(self, STATE_STOPPED)
+        await self.session.close()
 
     async def keepalive(self):
         """Send ping requests to websocket."""

setup.py

@@ -6,7 +6,7 @@
 
 PROJECT_DIR = Path(__file__).parent.resolve()
 README_FILE = PROJECT_DIR / "README.md"
-VERSION = "0.1.75"
+VERSION = "0.1.76"
 
 setup(
     name="python_openevse_http",