From caffe3cb1f971519d29268ad136bb07abe6b59f9 Mon Sep 17 00:00:00 2001
From: John Bodley <4567245+john-bodley@users.noreply.github.com>
Date: Fri, 28 Jul 2023 13:54:18 -0700
Subject: [PATCH] fix(migration): Ensure cascadeParentIds key exists (#24831)

---
 ...9_16-48_a23c6f8b1280_cleanup_erroneous_parent_filter_ids.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/superset/migrations/versions/2023-07-19_16-48_a23c6f8b1280_cleanup_erroneous_parent_filter_ids.py b/superset/migrations/versions/2023-07-19_16-48_a23c6f8b1280_cleanup_erroneous_parent_filter_ids.py
index 17ad592b22..f5bdb29a96 100644
--- a/superset/migrations/versions/2023-07-19_16-48_a23c6f8b1280_cleanup_erroneous_parent_filter_ids.py
+++ b/superset/migrations/versions/2023-07-19_16-48_a23c6f8b1280_cleanup_erroneous_parent_filter_ids.py
@@ -61,14 +61,13 @@ def upgrade():
                     filter_ids = {fltr["id"] for fltr in filters}
 
                     for fltr in filters:
-                        for parent_id in fltr["cascadeParentIds"][:]:
+                        for parent_id in fltr.get("cascadeParentIds", [])[:]:
                             if parent_id not in filter_ids:
                                 fltr["cascadeParentIds"].remove(parent_id)
                                 updated = True
 
                 if updated:
                     dashboard.json_metadata = json.dumps(json_metadata)
-
             except Exception:
                 logging.exception(
                     f"Unable to parse JSON metadata for dashboard {dashboard.id}"