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Update app.py
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app.py
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import
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from
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import gradio as gr
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import
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MODEL_NAME = "Kolyadual/MIXdevAI-llama"
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DEFAULT_MAX_LENGTH = 512
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DEFAULT_TEMPERATURE = 0.7
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DEFAULT_TOP_P = 0.9
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def load_model(self):
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"""Загрузка модели"""
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if self.is_loaded:
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return True
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try:
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print("⏳ Загрузка токенизатора...")
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self.tokenizer = AutoTokenizer.from_pretrained(
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MODEL_NAME,
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trust_remote_code=True
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)
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print("⏳ Загрузка модели...")
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self.model = AutoModelForCausalLM.from_pretrained(
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MODEL_NAME,
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torch_dtype=torch.float16 if self.device == "cuda" else torch.float32,
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device_map="auto" if self.device == "cuda" else None,
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trust_remote_code=True,
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low_cpu_mem_usage=True
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)
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if self.device == "cpu":
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self.model = self.model.to(self.device)
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print("⏳ Создание пайплайна...")
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self.pipe = pipeline(
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"text-generation",
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model=self.model,
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tokenizer=self.tokenizer,
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device=0 if self.device == "cuda" else -1
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)
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self.is_loaded = True
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print("✅ Модель успешно загружена!")
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return True
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except Exception as e:
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print(f"❌ Ошибка загрузки модели: {e}")
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return False
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def generate_response(self,
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message: str,
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history: list,
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max_length: int,
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temperature: float,
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top_p: float) -> Tuple[str, list]:
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"""Генерация ответа"""
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if not self.is_loaded:
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if not self.load_model():
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return "Ошибка: модель не загружена", history
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try:
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# Форматируем историю для модели
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prompt = self._format_chat_prompt(message, history)
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# Генерируем ответ
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with torch.no_grad():
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outputs = self.pipe(
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prompt,
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max_new_tokens=max_length,
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temperature=temperature,
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top_p=top_p,
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do_sample=True,
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pad_token_id=self.tokenizer.eos_token_id,
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eos_token_id=self.tokenizer.eos_token_id,
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repetition_penalty=1.1
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)
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# Извлекаем ответ
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full_response = outputs[0]['generated_text']
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response = full_response[len(prompt):].strip()
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# Добавляем в историю
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history.append((message, response))
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return "", history
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except Exception as e:
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print(f"❌ Ошибка генерации: {e}")
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return f"Ошибка: {str(e)}", history
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def _format_chat_prompt(self, message: str, history: list) -> str:
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"""Форматирование промпта из истории чата"""
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prompt = ""
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# Добавляем историю
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for user_msg, assistant_msg in history:
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prompt += f"### User: {user_msg}\n### Assistant: {assistant_msg}\n"
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# Добавляем текущее сообщение
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prompt += f"### User: {message}\n### Assistant: "
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return prompt
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def clear_history(self):
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"""Очистка истории"""
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return []
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# Создаем экземпляр бота
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chatbot = ChatBot()
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)
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def ui():
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"""Создание интерфейса"""
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with gr.Blocks(
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title="MIXdevAI-llama Chat",
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css="""
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.gradio-container {
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max-width: 900px;
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margin: auto;
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}
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.chatbot {
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min-height: 500px;
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}
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.footer {
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text-align: center;
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margin-top: 20px;
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color: #666;
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font-size: 0.9em;
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}
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"""
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) as demo:
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# Заголовок
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gr.Markdown("""
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# 🤖 MIXdevAI-llama Chat Assistant
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Модель: [Kolyadual/MIXdevAI-llama](https://huggingface.co/Kolyadual/MIXdevAI-llama)
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""")
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# Информация о загрузке
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status = gr.Markdown("Статус: ⏳ Загрузка модели...")
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# Чат
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with gr.Row():
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with gr.Column(scale=3):
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chatbot_ui = gr.Chatbot(
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label="Диалог",
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height=500
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)
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msg = gr.Textbox(
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label="Ваше сообщение",
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placeholder="Введите сообщение...",
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lines=2,
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max_lines=5
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)
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with gr.Row():
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submit_btn = gr.Button("📤 Отправить", variant="primary")
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clear_btn = gr.Button("🗑️ Очистить историю")
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# Настройки
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with gr.Accordion("⚙️ Настройки генерации", open=False):
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with gr.Row():
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max_length = gr.Slider(
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minimum=64,
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maximum=2048,
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value=DEFAULT_MAX_LENGTH,
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step=64,
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label="Максимальная длина ответа"
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)
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temperature = gr.Slider(
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minimum=0.1,
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maximum=2.0,
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value=DEFAULT_TEMPERATURE,
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step=0.1,
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label="Температура (креативность)"
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)
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top_p = gr.Slider(
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minimum=0.1,
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maximum=1.0,
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value=DEFAULT_TOP_P,
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step=0.05,
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label="Top-p (разнообразие)"
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)
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# Футер
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gr.Markdown("""
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<div class="footer">
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<p>Модель автоматически загружается при первшем запросе</p>
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<p>Для работы на CPU потребуется время на загрузку (~5-10 минут)</p>
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</div>
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""")
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# Обработчики событий
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submit_event = msg.submit(
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predict,
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[msg, chatbot_ui, max_length, temperature, top_p],
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[msg, chatbot_ui]
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)
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submit_btn.click(
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predict,
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[msg, chatbot_ui, max_length, temperature, top_p],
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[msg, chatbot_ui]
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)
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clear_btn.click(
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chatbot.clear_history,
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outputs=chatbot_ui
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)
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# Загружаем модель при старте
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demo.load(
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chatbot.load_model,
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outputs=status
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).then(
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lambda: "Статус: ✅ Модель готова к использованию!",
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outputs=status
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)
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return demo
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if __name__ == "__main__":
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demo = ui()
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demo.launch(
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server_name="0.0.0.0",
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server_port=7860,
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share=False,
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theme=gr.themes.Soft(
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primary_hue="blue",
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secondary_hue="gray"
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)
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)
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import os
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from collections.abc import Iterator
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from threading import Thread
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import gradio as gr
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import spaces
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import torch
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from transformers import AutoModelForCausalLM, AutoTokenizer, TextIteratorStreamer
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DESCRIPTION = """\
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# MIXdevAI Llama
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MIXdevAI-llama is fine-tuned Russian model based on Llama 3.2 1B Instruct. Model for chating, coding and other! Created by Kolyadual
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"""
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MAX_MAX_NEW_TOKENS = 2048
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DEFAULT_MAX_NEW_TOKENS = 1024
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MAX_INPUT_TOKEN_LENGTH = int(os.getenv("MAX_INPUT_TOKEN_LENGTH", "4096"))
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device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
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model_id = "Kolyadual/MIXdevAI-llama"
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tokenizer = AutoTokenizer.from_pretrained(model_id)
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model = AutoModelForCausalLM.from_pretrained(
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model_id,
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device_map="auto",
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torch_dtype=torch.bfloat16,
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)
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model.eval()
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@spaces.GPU(duration=90)
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def generate(
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message: str,
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chat_history: list[dict],
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max_new_tokens: int = 1024,
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temperature: float = 0.6,
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top_p: float = 0.9,
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top_k: int = 50,
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repetition_penalty: float = 1.2,
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) -> Iterator[str]:
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conversation = [*chat_history, {"role": "user", "content": message}]
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input_ids = tokenizer.apply_chat_template(conversation, add_generation_prompt=True, return_tensors="pt")
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if input_ids.shape[1] > MAX_INPUT_TOKEN_LENGTH:
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input_ids = input_ids[:, -MAX_INPUT_TOKEN_LENGTH:]
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gr.Warning(f"Trimmed input from conversation as it was longer than {MAX_INPUT_TOKEN_LENGTH} tokens.")
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input_ids = input_ids.to(model.device)
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streamer = TextIteratorStreamer(tokenizer, timeout=20.0, skip_prompt=True, skip_special_tokens=True)
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generate_kwargs = dict(
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{"input_ids": input_ids},
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streamer=streamer,
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max_new_tokens=max_new_tokens,
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do_sample=True,
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top_p=top_p,
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top_k=top_k,
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temperature=temperature,
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num_beams=1,
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repetition_penalty=repetition_penalty,
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)
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t = Thread(target=model.generate, kwargs=generate_kwargs)
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t.start()
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outputs = []
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for text in streamer:
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outputs.append(text)
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yield "".join(outputs)
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| 71 |
+
demo = gr.ChatInterface(
|
| 72 |
+
fn=generate,
|
| 73 |
+
additional_inputs=[
|
| 74 |
+
gr.Slider(
|
| 75 |
+
label="Max new tokens",
|
| 76 |
+
minimum=1,
|
| 77 |
+
maximum=MAX_MAX_NEW_TOKENS,
|
| 78 |
+
step=1,
|
| 79 |
+
value=DEFAULT_MAX_NEW_TOKENS,
|
| 80 |
+
),
|
| 81 |
+
gr.Slider(
|
| 82 |
+
label="Temperature",
|
| 83 |
+
minimum=0.1,
|
| 84 |
+
maximum=4.0,
|
| 85 |
+
step=0.1,
|
| 86 |
+
value=0.6,
|
| 87 |
+
),
|
| 88 |
+
gr.Slider(
|
| 89 |
+
label="Top-p (nucleus sampling)",
|
| 90 |
+
minimum=0.05,
|
| 91 |
+
maximum=1.0,
|
| 92 |
+
step=0.05,
|
| 93 |
+
value=0.9,
|
| 94 |
+
),
|
| 95 |
+
gr.Slider(
|
| 96 |
+
label="Top-k",
|
| 97 |
+
minimum=1,
|
| 98 |
+
maximum=1000,
|
| 99 |
+
step=1,
|
| 100 |
+
value=50,
|
| 101 |
+
),
|
| 102 |
+
gr.Slider(
|
| 103 |
+
label="Repetition penalty",
|
| 104 |
+
minimum=1.0,
|
| 105 |
+
maximum=2.0,
|
| 106 |
+
step=0.05,
|
| 107 |
+
value=1.2,
|
| 108 |
+
),
|
| 109 |
+
],
|
| 110 |
+
stop_btn=None,
|
| 111 |
+
examples=[
|
| 112 |
+
["Привет! Кто ты и кто тебя создал?"],
|
| 113 |
+
["Можете вкратце объяснить, что такое язык программирования Python?"],
|
| 114 |
+
["Объясните сюжет «Золушки» одним предложением."],
|
| 115 |
+
["Сколько часов потребуется человеку, чтобы съесть вертолет?"],
|
| 116 |
+
["Напишите статью объемом 100 слов на тему «Преимущества открытого исходного кода в исследованиях в области искусственного интеллекта»."],
|
| 117 |
+
],
|
| 118 |
+
cache_examples=False,
|
| 119 |
+
type="messages",
|
| 120 |
+
description=DESCRIPTION,
|
| 121 |
+
css_paths="style.css",
|
| 122 |
+
fill_height=True,
|
| 123 |
+
)
|
| 124 |
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|
| 125 |
|
| 126 |
if __name__ == "__main__":
|
| 127 |
+
demo.launch()
|
|
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