Use TYPE_CHECKING instead of magic MYPY variable. (#8770)

1 files changed, 2 insertions, 3 deletions

diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py

index 8e014c9bb5..22d1e9d35c 100644
--- a/synapse/handlers/presence.py
+++ b/synapse/handlers/presence.py
@@ -25,7 +25,7 @@ The methods that define policy are:
 import abc
 import logging
 from contextlib import contextmanager
-from typing import Dict, Iterable, List, Set, Tuple
+from typing import TYPE_CHECKING, Dict, Iterable, List, Set, Tuple
 
 from prometheus_client import Counter
 from typing_extensions import ContextManager
@@ -46,8 +46,7 @@ from synapse.util.caches.descriptors import cached
 from synapse.util.metrics import Measure
 from synapse.util.wheel_timer import WheelTimer
 
-MYPY = False
-if MYPY:
+if TYPE_CHECKING:
     from synapse.server import HomeServer
 
 logger = logging.getLogger(__name__)