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Bump langchain version to latest #18

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Bump langchain version to latest #18

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b3574c8
Update langchain to latest
xroark Mar 30, 2023
1e0cd7b
Fix use of pprint for debugging
redcpp Mar 30, 2023
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Update langchain to latest
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@xroark
xroark committed Mar 30, 2023
commit b3574c823629a7e5d6bf29878bd29b35fca4a5f5
4 changes: 2 additions & 2 deletions main.py
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Expand Up @@ -3,7 +3,7 @@
from streamlit_chat import message
import faiss
from langchain import OpenAI
from langchain.chains import VectorDBQAWithSourcesChain
from langchain.chains import RetrievalQAWithSourcesChain
import pickle

# Load the LangChain.
Expand All @@ -13,7 +13,7 @@
store = pickle.load(f)

store.index = index
chain = VectorDBQAWithSourcesChain.from_llm(llm=OpenAI(temperature=0), vectorstore=store)
chain = RetrievalQAWithSourcesChain.from_chain_type(OpenAI(temperature=0), chain_type="stuff", retriever=store.as_retriever())


# From here down is all the StreamLit UI.
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9 changes: 5 additions & 4 deletions qa.py
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@@ -1,9 +1,10 @@
"""Ask a question to the notion database."""
import faiss
from langchain import OpenAI
from langchain.chains import VectorDBQAWithSourcesChain
from langchain.chains import RetrievalQAWithSourcesChain
import pickle
import argparse
from pprint import pprint

parser = argparse.ArgumentParser(description='Ask a question to the notion DB.')
parser.add_argument('question', type=str, help='The question to ask the notion DB')
Expand All @@ -16,7 +17,7 @@
store = pickle.load(f)

store.index = index
chain = VectorDBQAWithSourcesChain.from_llm(llm=OpenAI(temperature=0), vectorstore=store)
chain = RetrievalQAWithSourcesChain.from_chain_type(OpenAI(temperature=0), chain_type="stuff", retriever=store.as_retriever())
result = chain({"question": args.question})
print(f"Answer: {result['answer']}")
print(f"Sources: {result['sources']}")
pprint(f"Answer: {result['answer']}")
pprint(f"Sources: {result['sources']}")
3 changes: 2 additions & 1 deletion requirements.txt
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@@ -1,5 +1,6 @@
langchain==0.0.58
langchain==0.0.126
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langchain==0.0.153 is already out.

openai
faiss-cpu
streamlit
streamlit-chat
tiktoken