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Update app.py
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app.py
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import gradio as gr
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import os
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import json
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import faiss
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import numpy as np
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import torch
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from sentence_transformers import SentenceTransformer
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from huggingface_hub import InferenceClient, hf_hub_download
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#
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HF_REPO = "Futuresony/future_ai_12_10_2024.gguf"
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HF_TOKEN = os.getenv('HUGGINGFACEHUB_API_TOKEN') # Ensure this is set in your environment
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# ๐น FAISS Index Path
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FAISS_PATH = "asa_faiss.index"
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#
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# ๐น Load FAISS Index from Hugging Face
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faiss_local_path = hf_hub_download(HF_REPO, "asa_faiss.index", token=HF_TOKEN)
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faiss_index = faiss.read_index(faiss_local_path)
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# ๐น Initialize Hugging Face Model Client
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client = InferenceClient(model=HF_REPO, token=HF_TOKEN)
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# ๐น Retrieve Relevant FAISS Data
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def retrieve_faiss_knowledge(user_query, top_k=3):
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query_embedding = embedder.encode([user_query], convert_to_tensor=True).cpu().numpy()
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distances, indices = faiss_index.search(query_embedding, top_k)
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retrieved_texts = []
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for idx in indices[0]: # Extract top_k results
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if idx != -1: # Ensure valid index
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retrieved_texts.append(f"Example {idx}: (Extracted FAISS Data)")
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return "\n".join(retrieved_texts) if retrieved_texts else "**No relevant FAISS data found.**"
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# ๐น Chatbot Response Function (Forcing FAISS Context)
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def respond(message, history, system_message, max_tokens, temperature, top_p):
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faiss_context = retrieve_faiss_knowledge(message)
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# ๐ฅ Force the model to use FAISS
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full_prompt = f"""### System Instruction:
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You MUST use the provided FAISS data to generate your response.
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If no FAISS data is found, return "I don't have enough information."
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### Retrieved FAISS Data:
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{faiss_context}
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### User Query:
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{message}
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### Response:
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"""
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response = client.text_generation(
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full_prompt,
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max_new_tokens=max_tokens,
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temperature=temperature,
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top_p=top_p,
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)
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# โ
Extract only the model-generated response
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cleaned_response = response.split("### Response:")[-1].strip()
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history.append((message, cleaned_response)) # โ
Update chat history
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yield cleaned_response # โ
Output the response
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#
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respond,
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additional_inputs=[
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gr.Textbox(value="You are a knowledge assistant that must use FAISS context.", label="System message"),
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gr.Slider(minimum=1, maximum=250, value=128, step=1, label="Max new tokens"),
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gr.Slider(minimum=0.1, maximum=4.0, value=0.9, step=0.1, label="Temperature"),
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gr.Slider(minimum=0.1, maximum=1.0, value=0.99, step=0.01, label="Top-p (nucleus sampling)"),
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],
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)
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demo.launch()
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import faiss
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import numpy as np
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# Load FAISS index
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FAISS_PATH = "asa_faiss.index"
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index = faiss.read_index(FAISS_PATH)
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# Example query vector (random, replace with actual embedding from your model)
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query_vector = np.random.rand(1, index.d).astype('float32')
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# Search FAISS index
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D, I = index.search(query_vector, k=1) # k=1 means get 1 nearest neighbor
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print(f"Closest match index: {I[0][0]}, Distance: {D[0][0]}")
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