diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 6a6d32c302..46013cde15 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -28,7 +28,7 @@ MAX_ALIAS_LENGTH = 255
MAX_USERID_LENGTH = 255
-class Membership(object):
+class Membership:
"""Represents the membership states of a user in a room."""
@@ -40,7 +40,7 @@ class Membership(object):
LIST = (INVITE, JOIN, KNOCK, LEAVE, BAN)
-class PresenceState(object):
+class PresenceState:
"""Represents the presence state of a user."""
OFFLINE = "offline"
@@ -48,14 +48,14 @@ class PresenceState(object):
ONLINE = "online"
-class JoinRules(object):
+class JoinRules:
PUBLIC = "public"
KNOCK = "knock"
INVITE = "invite"
PRIVATE = "private"
-class LoginType(object):
+class LoginType:
PASSWORD = "m.login.password"
EMAIL_IDENTITY = "m.login.email.identity"
MSISDN = "m.login.msisdn"
@@ -65,7 +65,7 @@ class LoginType(object):
DUMMY = "m.login.dummy"
-class EventTypes(object):
+class EventTypes:
Member = "m.room.member"
Create = "m.room.create"
Tombstone = "m.room.tombstone"
@@ -96,17 +96,17 @@ class EventTypes(object):
Presence = "m.presence"
-class RejectedReason(object):
+class RejectedReason:
AUTH_ERROR = "auth_error"
-class RoomCreationPreset(object):
+class RoomCreationPreset:
PRIVATE_CHAT = "private_chat"
PUBLIC_CHAT = "public_chat"
TRUSTED_PRIVATE_CHAT = "trusted_private_chat"
-class ThirdPartyEntityKind(object):
+class ThirdPartyEntityKind:
USER = "user"
LOCATION = "location"
@@ -115,7 +115,7 @@ ServerNoticeMsgType = "m.server_notice"
ServerNoticeLimitReached = "m.server_notice.usage_limit_reached"
-class UserTypes(object):
+class UserTypes:
"""Allows for user type specific behaviour. With the benefit of hindsight
'admin' and 'guest' users should also be UserTypes. Normal users are type None
"""
@@ -125,7 +125,7 @@ class UserTypes(object):
ALL_USER_TYPES = (SUPPORT, BOT)
-class RelationTypes(object):
+class RelationTypes:
"""The types of relations known to this server.
"""
@@ -134,14 +134,14 @@ class RelationTypes(object):
REFERENCE = "m.reference"
-class LimitBlockingTypes(object):
+class LimitBlockingTypes:
"""Reasons that a server may be blocked"""
MONTHLY_ACTIVE_USER = "monthly_active_user"
HS_DISABLED = "hs_disabled"
-class EventContentFields(object):
+class EventContentFields:
"""Fields found in events' content, regardless of type."""
# Labels for the event, cf https://github.com/matrix-org/matrix-doc/pull/2326
@@ -152,6 +152,6 @@ class EventContentFields(object):
SELF_DESTRUCT_AFTER = "org.matrix.self_destruct_after"
-class RoomEncryptionAlgorithms(object):
+class RoomEncryptionAlgorithms:
MEGOLM_V1_AES_SHA2 = "m.megolm.v1.aes-sha2"
DEFAULT = MEGOLM_V1_AES_SHA2
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