Fixes ProjectionExpression in Scheduler

pwrmiller · pwrmiller · commit 89eb59b56231 · 2021-09-30T10:49:10.000-04:00
Scheduler dynamodb projection expression in for listing schedulers used a reserved word, resolved using ExpressionAttributeNames
diff --git a/source/aws_lambda/shared/scheduler/base.py b/source/aws_lambda/shared/scheduler/base.py
@@ -139,7 +139,10 @@ def list(self) -> Generator[str, None, None]:
         :return: Generator[str] of the schedules (by name)
         """
         done = False
-        scan_kwargs = {"ProjectionExpression": TASK_PK}
+        scan_kwargs = {
+            "ProjectionExpression": "#name",
+            "ExpressionAttributeNames": {"#name": TASK_PK},
+        }
         start_key = None
         discovered = set()
         while not done:
