Stop sub-classing object (#8249)

synapse/replication/http/_base.py

@@ -33,7 +33,7 @@ from synapse.util.stringutils import random_string
 logger = logging.getLogger(__name__)
 
 
-class ReplicationEndpoint(object):
+class ReplicationEndpoint:
     """Helper base class for defining new replication HTTP endpoints.
 
     This creates an endpoint under `/_synapse/replication/:NAME/:PATH_ARGS..`

synapse/replication/slave/storage/_slaved_id_tracker.py

@@ -16,7 +16,7 @@
 from synapse.storage.util.id_generators import _load_current_id
 
 
-class SlavedIdTracker(object):
+class SlavedIdTracker:
     def __init__(self, db_conn, table, column, extra_tables=[], step=1):
         self.step = step
         self._current = _load_current_id(db_conn, table, column, step)

synapse/replication/tcp/protocol.py

@@ -113,7 +113,7 @@ PING_TIMEOUT_MULTIPLIER = 5
 PING_TIMEOUT_MS = PING_TIME * PING_TIMEOUT_MULTIPLIER
 
 
-class ConnectionStates(object):
+class ConnectionStates:
     CONNECTING = "connecting"
     ESTABLISHED = "established"
     PAUSED = "paused"

synapse/replication/tcp/resource.py

@@ -58,7 +58,7 @@ class ReplicationStreamProtocolFactory(Factory):
         )
 
 
-class ReplicationStreamer(object):
+class ReplicationStreamer:
     """Handles replication connections.
 
     This needs to be poked when new replication data may be available. When new

synapse/replication/tcp/streams/_base.py

@@ -79,7 +79,7 @@ StreamUpdateResult = Tuple[List[Tuple[Token, StreamRow]], Token, bool]
 UpdateFunction = Callable[[str, Token, Token, int], Awaitable[StreamUpdateResult]]
 
 
-class Stream(object):
+class Stream:
     """Base class for the streams.
 
     Provides a `get_updates()` function that returns new updates since the last

synapse/replication/tcp/streams/events.py

@@ -49,14 +49,14 @@ data part are:
 
 
 @attr.s(slots=True, frozen=True)
-class EventsStreamRow(object):
+class EventsStreamRow:
     """A parsed row from the events replication stream"""
 
     type = attr.ib()  # str: the TypeId of one of the *EventsStreamRows
     data = attr.ib()  # BaseEventsStreamRow
 
 
-class BaseEventsStreamRow(object):
+class BaseEventsStreamRow:
     """Base class for rows to be sent in the events stream.
 
     Specifies how to identify, serialize and deserialize the different types.