Add a type annotation

Author: neob91-close

inbox/mailsync/backends/base.py

@@ -98,6 +98,9 @@ def _run_impl(self):  # type: ignore[no-untyped-def]
     def sync(self) -> Never:
         raise NotImplementedError
 
+    def stop(self) -> None:
+        raise NotImplementedError
+
     def _cleanup(self) -> None:
         with session_scope(self.namespace_id) as mailsync_db_session:
             for x in self.folder_monitors:  # type: ignore[attr-defined]

inbox/mailsync/service.py

@@ -104,7 +104,7 @@ def __init__(  # type: ignore[no-untyped-def]
         )
 
         self.syncing_accounts = set()  # type: ignore[var-annotated]
-        self.email_sync_monitors = {}  # type: ignore[var-annotated]
+        self.email_sync_monitors: dict[int, BaseMailSyncMonitor] = {}
         self.contact_sync_monitors = {}  # type: ignore[var-annotated]
         self.event_sync_monitors = {}  # type: ignore[var-annotated]
         # Randomize the poll_interval so we maintain at least a little fairness