Move DeviceLists type to synapse.types

So that we can use it elsewhere.

2 files changed, 18 insertions, 26 deletions

diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 0aa3052fd6..7ad9870c75 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -13,17 +13,7 @@
 # limitations under the License.
 import itertools
 import logging
-from typing import (
-    TYPE_CHECKING,
-    Any,
-    Collection,
-    Dict,
-    FrozenSet,
-    List,
-    Optional,
-    Set,
-    Tuple,
-)
+from typing import TYPE_CHECKING, Any, Dict, FrozenSet, List, Optional, Set, Tuple
 
 import attr
 from prometheus_client import Counter
@@ -41,6 +31,7 @@ from synapse.storage.databases.main.relations import BundledAggregations
 from synapse.storage.roommember import MemberSummary
 from synapse.storage.state import StateFilter
 from synapse.types import (
+    DeviceLists,
     JsonDict,
     MutableStateMap,
     Requester,
@@ -184,21 +175,6 @@ class GroupsSyncResult:
         return bool(self.join or self.invite or self.leave)
 
 
-@attr.s(slots=True, frozen=True, auto_attribs=True)
-class DeviceLists:
-    """
-    Attributes:
-        changed: List of user_ids whose devices may have changed
-        left: List of user_ids whose devices we no longer track
-    """
-
-    changed: Collection[str]
-    left: Collection[str]
-
-    def __bool__(self) -> bool:
-        return bool(self.changed or self.left)
-
-
 @attr.s(slots=True, auto_attribs=True)
 class _RoomChanges:
     """The set of room entries to include in the sync, plus the set of joined
diff --git a/synapse/types.py b/synapse/types.py
index 53be3583a0..ed718995ea 100644
--- a/synapse/types.py
+++ b/synapse/types.py
@@ -19,6 +19,7 @@ from typing import (
     TYPE_CHECKING,
     Any,
     ClassVar,
+    Collection,
     Dict,
     List,
     Mapping,
@@ -743,6 +744,21 @@ class ReadReceipt:
     data: JsonDict
 
 
+@attr.s(slots=True, frozen=True, auto_attribs=True)
+class DeviceLists:
+    """
+    Attributes:
+        changed: List of user_ids whose devices may have changed
+        left: List of user_ids whose devices we no longer track
+    """
+
+    changed: Collection[str]
+    left: Collection[str]
+
+    def __bool__(self) -> bool:
+        return bool(self.changed or self.left)
+
+
 def get_verify_key_from_cross_signing_key(key_info):
     """Get the key ID and signedjson verify key from a cross-signing key dict