Nathan Vo

icon indicating a website link https://www.linkedin.com/in/nhatanh810

icon company FAU Erlangen icon location Erlangen, Germany icon location Aspiring to develop an Artificial Intelligent that "makes the world a better place", and utilising innovations to assist future generations in study.

Results 3 issues of Nathan Vo

bug: Parent run not found when using Callbacks with langchain EnsembleRetriever

5 comment

### Describe the bug When trying to pass Langfuse callbacks into EnsembleRetriever, Exception was raised. ### To reproduce ``` from langfuse.callback import CallbackHandler from langchain.retrievers import BM25Retriever, EnsembleRetriever question =...

🐞❔ unconfirmed bug

bug: run not found and Generations are not stacked under Span

### Describe the bug When using Langchain ContextualCompressionRetriever, "run not found" was raised. ``` Traceback (most recent call last): File "/lib/python3.11/site-packages/langfuse/callback/langchain.py", line 209, in on_chain_start self.runs[run_id] = self.runs[parent_run_id].span(**content) ~~~~~~~~~^^^^^^^^^^^^^^^ KeyError:...

🐞❔ unconfirmed bug

pgvector dim size

9 comment

The limit for the vector type is 16,000 dimensions ([docs](https://github.com/pgvector/pgvector?tab=readme-ov-file#vector-type)). 2,000 is the limit for indexing it (you'll see an error if you try).