langchain/templates/csv-agent/ingest.py

from langchain.indexes import VectorstoreIndexCreator
from langchain_community.document_loaders import CSVLoader
from langchain_community.vectorstores import FAISS

loader = CSVLoader("/Users/harrisonchase/Downloads/titanic.csv")

docs = loader.load()
index_creator = VectorstoreIndexCreator(vectorstore_cls=FAISS)

index = index_creator.from_documents(docs)

index.vectorstore.save_local("titanic_data")
Templates (#12294) Co-authored-by: Harrison Chase <hw.chase.17@gmail.com> Co-authored-by: Lance Martin <lance@langchain.dev> Co-authored-by: Jacob Lee <jacoblee93@gmail.com> 2023-10-26 01:47:42 +00:00			`from langchain.indexes import VectorstoreIndexCreator`
docs, experimental[patch], langchain[patch], community[patch]: update storage imports (#15429) ran ```bash g grep -l "langchain.vectorstores" \| xargs -L 1 sed -i '' "s/langchain\.vectorstores/langchain_community.vectorstores/g" g grep -l "langchain.document_loaders" \| xargs -L 1 sed -i '' "s/langchain\.document_loaders/langchain_community.document_loaders/g" g grep -l "langchain.chat_loaders" \| xargs -L 1 sed -i '' "s/langchain\.chat_loaders/langchain_community.chat_loaders/g" g grep -l "langchain.document_transformers" \| xargs -L 1 sed -i '' "s/langchain\.document_transformers/langchain_community.document_transformers/g" g grep -l "langchain\.graphs" \| xargs -L 1 sed -i '' "s/langchain\.graphs/langchain_community.graphs/g" g grep -l "langchain\.memory\.chat_message_histories" \| xargs -L 1 sed -i '' "s/langchain\.memory\.chat_message_histories/langchain_community.chat_message_histories/g" gco master libs/langchain/tests/unit_tests//test_imports.py gco master libs/langchain/tests/unit_tests/*/test_public_api.py ``` 2024-01-02 21:47:11 +00:00			`from langchain_community.document_loaders import CSVLoader`
			`from langchain_community.vectorstores import FAISS`
Templates (#12294) Co-authored-by: Harrison Chase <hw.chase.17@gmail.com> Co-authored-by: Lance Martin <lance@langchain.dev> Co-authored-by: Jacob Lee <jacoblee93@gmail.com> 2023-10-26 01:47:42 +00:00
notebook fmt (#12498) 2023-10-29 22:50:09 +00:00			`loader = CSVLoader("/Users/harrisonchase/Downloads/titanic.csv")`
Templates (#12294) Co-authored-by: Harrison Chase <hw.chase.17@gmail.com> Co-authored-by: Lance Martin <lance@langchain.dev> Co-authored-by: Jacob Lee <jacoblee93@gmail.com> 2023-10-26 01:47:42 +00:00
			`docs = loader.load()`
			`index_creator = VectorstoreIndexCreator(vectorstore_cls=FAISS)`

			`index = index_creator.from_documents(docs)`

			`index.vectorstore.save_local("titanic_data")`