langchaingo

package module
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 Go to latest Published: May 9, 2024 License: MIT Imports: 0 Imported by: 0

README

🦜️🔗 LangChain Go

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⚡ Building applications with LLMs through composability, with Go! ⚡

🤔 What is this?

This is the Go language implementation of LangChain.

📖 Documentation

🎉 Examples

See ./examples for example usage.

package main

import (
  "context"
  "fmt"
  "log"

  "github.com/tmc/langchaingo/llms"
  "github.com/tmc/langchaingo/llms/openai"
)

func main() {
  ctx := context.Background()
  llm, err := openai.New()
  if err != nil {
    log.Fatal(err)
  }
  prompt := "What would be a good company name for a company that makes colorful socks?"
  completion, err := llms.GenerateFromSinglePrompt(ctx, llm, prompt)
  if err != nil {
    log.Fatal(err)
  }
  fmt.Println(completion)
}

$ go run .
Socktastic

Resources

Here are some links to blog posts and articles on using Langchain Go:

Contributors

Documentation

Overview

Package langchaingo implements the Go language version of the langchain project.

Source Files

View all Source files

Directories

Path Synopsis
Package agents contains the standard interface all agents must implement, implementations of this interface, and an agent executor.
 Package agents contains the standard interface all agents must implement, implementations of this interface, and an agent executor.
Package callbacks includes a standard interface for hooking into various stages of your LLM application.
 Package callbacks includes a standard interface for hooking into various stages of your LLM application.
Package chains contains a standard interface for chains, a number of built-in chains and functions for calling and running chains.
 Package chains contains a standard interface for chains, a number of built-in chains and functions for calling and running chains.
constitution
Package documentloaders includes a standard interface for loading documents from a source and implementations of this interface.
 Package documentloaders includes a standard interface for loading documents from a source and implementations of this interface.
Package embeddings contains helpers for creating vector embeddings from text using different providers.
 Package embeddings contains helpers for creating vector embeddings from text using different providers.
bedrock
cybertron
huggingface
jina
voyageai
examples
chains-conversation-memory-sqlite
maritaca-example
openai-embeddings-example
anthropic-completion-example Module
bedrock-claude3-vision-example Module
caching-llm-example Module
chroma-vectorstore-example Module
document-qa-example Module
ernie-chat-example Module
ernie-completion-example Module
ernie-function-call-example Module
ernie-function-call-streaming-example Module
googleai-completion-example Module
huggingface-llm-example Module
huggingface-milvus-vectorstore-example Module
json-mode-example Module
llm-chain-example Module
llmmath-chain-example Module
llmsummarization-chain-example Module
local-llm-example Module
mistral-completion-example Module
mistral-summarization-example Module
mrkl-agent-example Module
nvidia-chat-completion Module
ollama-chat-example Module
ollama-chroma-vectorstore-example Module
ollama-completion-example Module
ollama-functions-example Module
openai-chat-example Module
openai-completion-example Module
openai-completion-example-with-http-debugging Module
openai-function-call-example Module
openai-function-call-streaming-example Module
openai-gpt4-turbo-example Module
openai-readme Module
pgvector-vectorstore-example Module
pinecone-vectorstore-example Module
postgresql-database-chain-example Module
prompts-with-partial-example Module
prompts-with-partial-func-example Module
qdrant-vectorstore-example Module
sequential-chain-example Module
sql-database-chain-example Module
vertex-completion-example Module
vertex-embedding-example Module
vertexai-palm-chat-example Module
vertexai-palm-completion-example Module
vertexai-palm-embeddings-example Module
zapier-llm-example Module
Package exp contains experimental code that is subject to change or removal.
 Package exp contains experimental code that is subject to change or removal.
internal
mongodb
util
Package util contains general helper functions.
 Package util contains general helper functions.
Package jsonschema provides very simple functionality for representing a JSON schema as a (nested) struct.
 Package jsonschema provides very simple functionality for representing a JSON schema as a (nested) struct.
Package llms provides unified support for interacting with different Language Models (LLMs) from various providers.
 Package llms provides unified support for interacting with different Language Models (LLMs) from various providers.
anthropic
anthropic/internal/anthropicclient
bedrock
bedrock/internal/bedrockclient
cache
Package cache provides a generic wrapper that adds caching to a `llms.Model`.
 Package cache provides a generic wrapper that adds caching to a `llms.Model`.
cache/inmemory
cloudflare
cloudflare/internal/cloudflareclient
cohere
cohere/internal/cohereclient
ernie
Package ernie wrapper around the Baidu Large Language Model Platform APIs.
 Package ernie wrapper around the Baidu Large Language Model Platform APIs.
ernie/internal/ernieclient
googleai
package googleai implements a langchaingo provider for Google AI LLMs.
 package googleai implements a langchaingo provider for Google AI LLMs.
googleai/internal/cmd
Code generator for vertex.go from googleai.go nolint
 Code generator for vertex.go from googleai.go nolint
googleai/internal/palmclient
googleai/palm
package palm implements a langchaingo provider for Google Vertex AI legacy PaLM models.
 package palm implements a langchaingo provider for Google Vertex AI legacy PaLM models.
googleai/vertex
package vertex implements a langchaingo provider for Google Vertex AI LLMs, including the new Gemini models.
 package vertex implements a langchaingo provider for Google Vertex AI LLMs, including the new Gemini models.
huggingface
huggingface/internal/huggingfaceclient
llamafile
llamafile/internal/llamafileclient
local
local/internal/localclient
Package localclient provides a client for local LLMs.
 Package localclient provides a client for local LLMs.
maritaca
maritaca/internal/maritacaclient
mistral
ollama
ollama/internal/ollamaclient
openai
openai/internal/openaiclient
Package memory provides an interface for managing conversational data and a variety of implementations for storing and retrieving that data.
 Package memory provides an interface for managing conversational data and a variety of implementations for storing and retrieving that data.
sqlite3
Package sqlite3 adds support for chat message history using sqlite3.
 Package sqlite3 adds support for chat message history using sqlite3.
Package outputparser provides a set of output parsers to process structured or unstructured data from language models (LLMs).
 Package outputparser provides a set of output parsers to process structured or unstructured data from language models (LLMs).
Package prompts contains types, prompt templates, loading utilities, output parsers, example selectors, and other utilities for working with LLM prompts.
 Package prompts contains types, prompt templates, loading utilities, output parsers, example selectors, and other utilities for working with LLM prompts.
internal/fstring
Package fstring contains template format with f-string.
 Package fstring contains template format with f-string.
Package schema implements a shared core set of data types for use in langchaingo.
 Package schema implements a shared core set of data types for use in langchaingo.
Package textsplitter provides tools for splitting long texts into smaller chunks based on configurable rules and parameters.
 Package textsplitter provides tools for splitting long texts into smaller chunks based on configurable rules and parameters.
Package tools defines a standard interface for tools to be used by agents.
 Package tools defines a standard interface for tools to be used by agents.
duckduckgo
Package duckduckgo contains an implementation of the tool interface with the duckduckgo api client.
 Package duckduckgo contains an implementation of the tool interface with the duckduckgo api client.
duckduckgo/internal
metaphor
// Package metaphor contains an implementation of the tool interface with the metaphor search api client.
 // Package metaphor contains an implementation of the tool interface with the metaphor search api client.
scraper
Package scraper contains an implementation of the tool interface for a web scraping tool.
 Package scraper contains an implementation of the tool interface for a web scraping tool.
serpapi
Package serpapi contains an implementation of the tool interface with the serapi.
 Package serpapi contains an implementation of the tool interface with the serapi.
serpapi/internal
sqldatabase
sqldatabase/mysql
sqldatabase/postgresql
sqldatabase/sqlite3
wikipedia
Package wikipedia contains an implementation of the tool interface with the wikipedia api.
 Package wikipedia contains an implementation of the tool interface with the wikipedia api.
zapier
Package zapier contains an implementation of the tool interface with the zapier NLA api client.
 Package zapier contains an implementation of the tool interface with the zapier NLA api client.
zapier/internal
Package vectorstores contains the implementation of VectorStore, an interface for saving and querying documents as vector embeddings.
 Package vectorstores contains the implementation of VectorStore, an interface for saving and querying documents as vector embeddings.
azureaisearch
Package azureaisearch contains an implementation of the VectorStore interface that connects to Azure AI search.
 Package azureaisearch contains an implementation of the VectorStore interface that connects to Azure AI search.
chroma
Package chroma contains an implementation of the VectorStore interface that connects to an external Chroma database.
 Package chroma contains an implementation of the VectorStore interface that connects to an external Chroma database.
milvus
opensearch
Package opensearch contains an implementation of the VectorStore interface that connects to Opensearch.
 Package opensearch contains an implementation of the VectorStore interface that connects to Opensearch.
pgvector
Package pgvector contains an implementation of the VectorStore interface using pgvector.
 Package pgvector contains an implementation of the VectorStore interface using pgvector.
pinecone
Package pinecone contains an implementation of the VectorStore interface using pinecone.
 Package pinecone contains an implementation of the VectorStore interface using pinecone.
qdrant
Package qdrant contains an implementation of the VectorStore interface using Qdrant.
 Package qdrant contains an implementation of the VectorStore interface using Qdrant.
redisvector
Package redisvector contains an implementation of the VectorStore interface using redisvector.
 Package redisvector contains an implementation of the VectorStore interface using redisvector.
weaviate
Package weaviate contains an implementation of the VectorStore interface using weaviate.
 Package weaviate contains an implementation of the VectorStore interface using weaviate.

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