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fix: handle explicit outputInfo: null in Vertex AI batch response #34473

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Merged
yucheng-berri merged 2 commits into from
Jul 24, 2026
+14 −1
Merged

fix: handle explicit outputInfo: null in Vertex AI batch response #34473

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4cfb0f8
fix: handle explicit outputInfo: null in Vertex AI batch response
htourinho-clgx Jul 21, 2026
c5d9dfd
test: drop explanatory comment from regression test
yucheng-berri Jul 24, 2026
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3 changes: 2 additions & 1 deletion litellm/llms/vertex_ai/batches/transformation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -123,7 +123,8 @@ def _get_output_file_id_from_vertex_ai_batch_response(cls, response: VertexBatch
Gets the output file id from the Vertex AI Batch response
"""

output_file_id: str = response.get("outputInfo", OutputInfo()).get("gcsOutputDirectory", "")
output_info = response.get("outputInfo") or OutputInfo()
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output_file_id: str = output_info.get("gcsOutputDirectory", "")
if output_file_id:
output_file_id = output_file_id.rstrip("/") + "/predictions.jsonl"
if output_file_id and output_file_id != "/predictions.jsonl":
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12 changes: 12 additions & 0 deletions tests/test_litellm/llms/vertex_ai/batches/test_transformation.py
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Expand Up @@ -226,6 +226,18 @@ def test_get_output_file_id_empty_output_info_falls_through_to_output_config():
assert T._get_output_file_id_from_vertex_ai_batch_response(resp) == "gs://b/cfg/predictions.jsonl"


def test_get_output_file_id_output_info_explicit_none_falls_through_to_output_config():
resp = {
"outputInfo": None,
"outputConfig": {"gcsDestination": {"outputUriPrefix": "gs://b/cfg"}},
}
assert T._get_output_file_id_from_vertex_ai_batch_response(resp) == "gs://b/cfg/predictions.jsonl"


def test_get_output_file_id_output_info_explicit_none_and_no_output_config():
assert T._get_output_file_id_from_vertex_ai_batch_response({"outputInfo": None}) == ""


def test_get_output_file_id_no_output_info_and_no_output_config():
assert T._get_output_file_id_from_vertex_ai_batch_response({}) == ""

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