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https://panel.holoviz.org/reference/chat/PanelCallbackHandler.html
**Feature Overview**
The panel.langchain.PanelCallbackHandler was introduced to address challenges in streaming LangChain outputs an…
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The following packages should be updated:
```bash
"langchain==0.2.1",
"langchain-community==0.2.1",
"langchain-openai==0.1.7",
"langchain-google-genai==1.0.8",
"langchain-cohere==0.1.5"
```
…
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We can us LangGraph for tool calling with OpenAI, but we encounter issues with Anthropic.
The problem is explained here [https://github.com/langchain-ai/langchain/discussions/21871](https://github.co…
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I'm trying to install langchain-google-genai using Poetry, and I'm getting this error:
Using version ^2.0.5 for langchain-google-genai
Updating dependencies
Resolving dependencies... (0.0s)
…
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This example calls `initialize_agent` function: https://github.com/Chainlit/cookbook/blob/main/langchain-ask-human/app.py#L55
But that is deprecated: https://github.com/langchain-ai/langchain/blob/2…
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NameError: name 'SafetySetting' is not defined
The above exception was the direct cause of the following exception:
PydanticUndefinedAnnotation Traceback (most recent call last)
C…
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**Is your feature request related to a problem? Please describe.**
I would like a simple method to import tool or tools from a langchain toolset
**Describe the solution you'd like**
to be able to…
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```
1344 [Stderr] Failed to calculate number of tokens, falling back to approximate count Error: Unknown model
1344 [Stderr] at getEncodingNameForModel (/snapshot/appmap-js/node_modules/js-tikto…
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Hi, I ran the create_database.py but I kept getting this error:
`
(ONE_RAG_TEST) ubuntu@ip-~/test_ollama/langchain-rag-tutorial$ python create_database.py
[nltk_data] Downloading package punkt to…
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Let's add another implementation for `LocalizationStrategy` based on semantic vector search.
Implementation plan details:
1. **Langchain**: Use `langchain` abstractions for building this. E.g.,
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