fix

streams-events/app/utils.py

@@ -0,0 +1,19 @@
+import dictdiffer
+from arnparse import arnparse
+
+
+def table_from_arn(arn: str) -> str:
+    arn_ = arnparse(arn)
+    return arn_.resource.split('/')[0]
+
+
+def diff(first: dict, second: dict) -> list[str]:
+    result = dictdiffer.diff(first, second)
+    changed = []
+
+    for record in result:
+        type_, path, _ = record
+        if type_ == 'change':
+            changed.append(path)
+
+    return changed