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Added support to get usage for ChatGoogleGenerativeAI #893

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Added support to get usage for ChatGoogleGenerativeAI #893

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9f2d058
support to get usage for ChatGoogleGenerativeAI
NeerajG03 Aug 29, 2024
bdffec2
Merge branch 'main' into main
NeerajG03 Sep 4, 2024
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5 changes: 5 additions & 0 deletions langfuse/callback/langchain.py
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Original file line number Diff line number Diff line change
Expand Up @@ -964,6 +964,11 @@ def _parse_usage(response: LLMResult):
break

message_chunk = getattr(generation_chunk, "message", {})

if hasattr(message_chunk, "usage_metadata") and message_chunk.usage_metadata is not None: #for ChatGoogleGenerativeAI
llm_usage = _parse_usage_model(message_chunk.usage_metadata)
break

response_metadata = getattr(message_chunk, "response_metadata", {})

chunk_usage = (
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