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Create app.py
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app.py
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from flask import Flask, request, jsonify
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import torch
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from transformers import pipeline
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import logging
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app = Flask(__name__)
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logging.basicConfig(level=logging.INFO)
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# Загрузка модели при старте
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@app.before_first_request
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def load_model():
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global generator
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try:
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generator = pipeline(
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"text-generation",
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model="mistralai/Mistral-7B-Instruct-v0.3",
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torch_dtype=torch.float16,
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device_map="auto",
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max_length=1024
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)
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logging.info("Model loaded successfully")
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except Exception as e:
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logging.error(f"Error loading model: {e}")
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@app.route('/')
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def home():
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return jsonify({"message": "RAG Model API is running!"})
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@app.route('/generate', methods=['POST'])
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def generate():
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try:
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data = request.json
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prompt = data.get('prompt', '')
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if not prompt:
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return jsonify({"error": "No prompt provided"}), 400
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# Генерация ответа
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result = generator(
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prompt,
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max_new_tokens=512,
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temperature=0.7,
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top_p=0.9,
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do_sample=True
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)
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generated_text = result[0]['generated_text']
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return jsonify({
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"response": generated_text,
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"status": "success"
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})
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except Exception as e:
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logging.error(f"Generation error: {e}")
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return jsonify({"error": str(e)}), 500
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=7860, debug=False)
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