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community[patch]: callback before yield for _stream/_astream (#17907)

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- Description: callback on_llm_new_token before yield chunk for
_stream/_astream for some chat models, make all chat models in a
consistent behaviour.
- Issue: N/A
- Dependencies: N/A
This commit is contained in:
mackong
2024-02-23 08:15:21 +08:00
committed by GitHub
parent 15e42f1799
commit 9678797625
22 changed files with 66 additions and 55 deletions
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4
libs/community/langchain_community/chat_models/litellm_router.py
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@@ -124,9 +124,9 @@ class ChatLiteLLMRouter(ChatLiteLLM):
chunk = _convert_delta_to_message_chunk(delta, default_chunk_class)
default_chunk_class = chunk.__class__
cg_chunk = ChatGenerationChunk(message=chunk)
yield cg_chunk
if run_manager:
run_manager.on_llm_new_token(chunk.content, chunk=cg_chunk, **params)
yield cg_chunk
async def _astream(
self,
@@ -150,11 +150,11 @@ class ChatLiteLLMRouter(ChatLiteLLM):
chunk = _convert_delta_to_message_chunk(delta, default_chunk_class)
default_chunk_class = chunk.__class__
cg_chunk = ChatGenerationChunk(message=chunk)
yield cg_chunk
if run_manager:
await run_manager.on_llm_new_token(
chunk.content, chunk=cg_chunk, **params
)
yield cg_chunk
async def _agenerate(
self,