fix(checkpoint-postgres): remove unused _DeltaSnapshot import

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Sydney Runkle
2026-04-28 17:58:49 -04:00
co-authored by Claude Sonnet 4.6
parent e37e68d631
commit 5787258a63
@@ -16,7 +16,7 @@ from langgraph.checkpoint.base import (
_ChannelWritesHistory,
get_checkpoint_id,
)
from langgraph.checkpoint.serde.types import TASKS, _DeltaSnapshot
from langgraph.checkpoint.serde.types import TASKS
from psycopg.types.json import Jsonb
MetadataInput = dict[str, Any] | None