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Update app.py
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app.py
CHANGED
@@ -5,7 +5,6 @@ from langchain.embeddings import HuggingFaceEmbeddings
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from langchain.vectorstores import FAISS
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from langchain.llms import HuggingFaceHub
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from langchain.chains import ConversationalRetrievalChain
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from pathlib import Path
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# Load the HuggingFace language model and embeddings
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client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
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@@ -17,14 +16,29 @@ embeddings = HuggingFaceEmbeddings(model_name="sentence-transformers/all-mpnet-b
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vector_store = None
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retriever = None
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def update_documents(
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global vector_store, retriever
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# Update the FAISS vector store with new documents
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vector_store = FAISS.from_texts(documents, embeddings)
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retriever = vector_store.as_retriever()
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return f"{len(documents)} documents successfully added to the vector store."
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global rag_chain, retriever
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if retriever is None:
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@@ -54,21 +68,27 @@ def respond(message, history: list[tuple[str, str]], system_message, max_tokens,
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# Return the model's response
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return response['answer']
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def upload_file(
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# Gradio interface setup
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demo = gr.Blocks()
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with demo:
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with gr.Row():
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with gr.Row():
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# Chat interface for the RAG system
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chat = gr.ChatInterface(
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@@ -81,5 +101,8 @@ with demo:
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],
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if __name__ == "__main__":
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demo.launch()
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from langchain.vectorstores import FAISS
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from langchain.llms import HuggingFaceHub
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from langchain.chains import ConversationalRetrievalChain
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# Load the HuggingFace language model and embeddings
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client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
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vector_store = None
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retriever = None
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def update_documents(text_input):
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global vector_store, retriever
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# Split the input text into individual documents based on newlines or other delimiters
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documents = text_input.split("\n")
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# Update the FAISS vector store with new documents
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vector_store = FAISS.from_texts(documents, embeddings)
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# Set the retriever to use the new vector store
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retriever = vector_store.as_retriever()
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return f"{len(documents)} documents successfully added to the vector store."
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# Set up ConversationalRetrievalChain
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rag_chain = None
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def respond(
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message,
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history: list[tuple[str, str]],
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system_message,
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max_tokens,
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temperature,
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top_p,
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):
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global rag_chain, retriever
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if retriever is None:
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# Return the model's response
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return response['answer']
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def upload_file(filepath):
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name = Path(filepath).name
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return [gr.UploadButton(visible=False), gr.DownloadButton(label=f"Download {name}", value=filepath, visible=True)]
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def download_file():
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return [gr.UploadButton(visible=True), gr.DownloadButton(visible=False)]
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# Gradio interface setup
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demo = gr.Blocks()
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with demo:
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with gr.Row():
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# upload_button = gr.Button("Upload Documents")
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with gr.Row():
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u = gr.UploadButton("Upload a file", file_count="single")
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d = gr.DownloadButton("Download the file", visible=False)
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u.upload(upload_file, u, [u, d])
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d.click(download_file, None, [u, d])
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with gr.Row():
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# Chat interface for the RAG system
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chat = gr.ChatInterface(
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# Bind button to update the document vector store
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# upload_button.click(update_documents, inputs=[doc_input], outputs=gr.Textbox(label="Status"))
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if __name__ == "__main__":
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demo.launch()
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