fix: fix RagManagedVertexVectorSearch when using backend_config

vertex-sdk-bot · copybara-github · commit df0976ed3195 · 2025-12-11T12:06:23.000-08:00
PiperOrigin-RevId: 843320424
diff --git a/vertexai/preview/rag/utils/_gapic_utils.py b/vertexai/preview/rag/utils/_gapic_utils.py
@@ -997,7 +997,7 @@ def set_backend_config(
                 api_key
             )
         elif isinstance(vector_config, RagManagedVertexVectorSearch):
-            rag_corpus.vector_db_config.rag_managed_vertex_vector_search.CopyFrom(
+            rag_corpus.vector_db_config.rag_managed_vertex_vector_search = (
                 GapicRagVectorDbConfig.RagManagedVertexVectorSearch()
             )
         else:

Original file line number	Diff line number	Diff line change
`@@ -997,7 +997,7 @@ def set_backend_config(`
`997`	`997`	`api_key`
`998`	`998`	`)`
`999`	`999`	`elif isinstance(vector_config, RagManagedVertexVectorSearch):`
`1000`		`- rag_corpus.vector_db_config.rag_managed_vertex_vector_search.CopyFrom(`
	`1000`	`+ rag_corpus.vector_db_config.rag_managed_vertex_vector_search = (`
`1001`	`1001`	`GapicRagVectorDbConfig.RagManagedVertexVectorSearch()`
`1002`	`1002`	`)`
`1003`	`1003`	`else:`