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app.py
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import gradio as gr
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from transformers import AutoModelForCausalLM, AutoTokenizer, pipeline
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# Load tokenizer and model
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model_name = "mistralai/Mistral-7B-Instruct-v0.1"
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# Use text-generation pipeline with model
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generator = pipeline("text-generation", model=model_name, tokenizer=model_name, device_map="auto", max_new_tokens=200)
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# Chat function
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def chat_with_bot(message, history=[]):
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# Instruction format
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prompt = f"[INST] {message} [/INST]"
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response = generator(prompt)[0]['generated_text'].split('[/INST]')[-1].strip()
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history.append((message, response))
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return history, history
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# Gradio Chat Interface
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chat_interface = gr.ChatInterface(
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fn=chat_with_bot,
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chatbot=gr.Chatbot(),
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textbox=gr.Textbox(placeholder="Ask me anything...", lines=2),
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title="🤖 Mistral Chatbot",
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description="Free chatbot using Mistral 7B Instruct model from Hugging Face",
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theme="soft"
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)
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chat_interface.launch()
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