Define order on log messages and use in web UI

CHANGELOG.md

@@ -0,0 +1,4 @@
+## 2023-12-11
+
+  * Add a stable sort for event log items and use it in the web
+    index page.

MANIFEST.in

@@ -1,5 +1,6 @@
 exclude MANIFEST.in
 exclude poetry.lock
+exclude CHANGELOG.md
 exclude .pre-commit-config.yaml
 exclude .flake8
 exclude .dockerignore

sagemcom_f3896_client/client.py

@@ -1,6 +1,5 @@
 import asyncio
 import logging
-import operator
 import time
 from contextlib import asynccontextmanager
 from contextvars import ContextVar
@@ -173,9 +172,7 @@ async def modem_event_log(self) -> List[EventLogItem]:
         async with self.__request("GET", "/rest/v1/cablemodem/eventlog") as resp:
             res = await resp.json()
             return sorted(
-                [EventLogItem.build(e) for e in res["eventlog"]],
-                key=operator.attrgetter("time"),
-                reverse=True,
+                (EventLogItem.build(e) for e in res["eventlog"]), reverse=True
             )
 
     async def modem_service_flows(self) -> List[ModemServiceFlowResult]:

sagemcom_f3896_client/models.py

@@ -36,8 +36,14 @@ def build(body: Dict[str, str]) -> "UserTokenResult":
         )
 
 
-@dataclass
+@dataclass(order=True, frozen=True)
 class EventLogItem:
+    """Event log elements.
+
+    Sorted by time, priority, message (field order).
+    Is hashable because it's frozen.
+    """
+
     time: datetime.datetime
     priority: Literal["error", "notice", "critical", "warning"]
     message: str