Update src/streamlit_app.py
Browse files- src/streamlit_app.py +56 -34
src/streamlit_app.py
CHANGED
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@@ -3,53 +3,69 @@ from transformers import AutoModelForCausalLM, AutoTokenizer, TextIteratorStream
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from threading import Thread
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import torch
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# Настройка
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st.set_page_config(page_title="HiperAI
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st.title("🚀 HiperAI Ultra")
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st.caption("Режим: Максимальная скорость + Стриминг")
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#
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@st.cache_resource
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def
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model_id = "Qwen/Qwen2.5-1.5B-Instruct"
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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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torch_dtype=torch.float32,
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low_cpu_mem_usage=True,
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device_map="cpu"
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)
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return tokenizer, model
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#
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if "messages" not in st.session_state:
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st.session_state.messages = []
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#
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with st.sidebar:
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st.title("⚙️ Настройки")
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if st.button("🗑️ Очистить чат"):
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st.session_state.messages = []
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st.rerun()
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st.info("ИИ оптимизирован для работы на CPU")
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# Отображение истории (последние 10 сообщений)
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for message in st.session_state.messages[-10:]:
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with st.chat_message(message["role"]):
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st.markdown(message["content"])
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#
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if prompt := st.chat_input("
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st.session_state.messages.append({"role": "user", "content": prompt})
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with st.chat_message("user"):
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st.markdown(prompt)
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with st.chat_message("assistant"):
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#
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context = [{"role": "system", "content": "Ты HiperAI, быстрый и
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context += st.session_state.messages[-5:]
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inputs = tokenizer.apply_chat_template(
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context,
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@@ -57,32 +73,38 @@ if prompt := st.chat_input("Напиши HiperAI..."):
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return_tensors="pt"
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).to(model.device)
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#
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streamer = TextIteratorStreamer(tokenizer, skip_prompt=True, skip_special_tokens=True)
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# Параметры
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generation_kwargs = dict(
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input_ids=inputs,
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streamer=streamer,
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max_new_tokens=512,
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do_sample=True,
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temperature=0.7,
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top_p=0.95,
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use_cache=True # Ускоряет повторную генерацию
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)
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# Запуск в отдельном потоке
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thread = Thread(target=model.generate, kwargs=generation_kwargs)
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thread.start()
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#
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def stream_output():
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for new_text in streamer:
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yield new_text
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st.session_state.messages.append({"role": "assistant", "content":
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st.write_stream(stream_output)
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from threading import Thread
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import torch
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# 1. Настройка страницы
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st.set_page_config(page_title="HiperAI Turbo Pro", page_icon="🏎️", layout="centered")
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# Кастомный стиль для чата
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st.markdown("""
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<style>
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.stChatMessage { background-color: #1e2129; border-radius: 10px; }
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</style>
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""", unsafe_allow_input_with_html=True)
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st.title("🏎️ HiperAI Ultra Speed")
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st.caption("Оптимизировано через Optimum + BetterTransformer")
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# 2. Загрузка модели и токенайзера
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@st.cache_resource
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def load_optimized_model():
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model_id = "Qwen/Qwen2.5-1.5B-Instruct"
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# Загружаем токенайзер (нужен sentencepiece)
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tokenizer = AutoTokenizer.from_pretrained(model_id)
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# Загружаем модель
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model = AutoModelForCausalLM.from_pretrained(
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model_id,
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torch_dtype=torch.float32,
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low_cpu_mem_usage=True,
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device_map="cpu"
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)
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# Включаем Optimum BetterTransformer для ускорения CPU
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try:
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from optimum.bettertransformer import BetterTransformer
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model = BetterTransformer.transform(model)
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st.sidebar.success("🚀 Optimum BetterTransformer активен!")
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except Exception as e:
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st.sidebar.warning(f"Optimum не запустился, работаем в обычном режиме.")
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return tokenizer, model
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with st.spinner("Запуск двигателя ИИ..."):
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tokenizer, model = load_optimized_model()
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# 3. Работа с историей сообщений
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if "messages" not in st.session_state:
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st.session_state.messages = []
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# Отображаем чат (последние 10 реплик для экономии памяти)
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for message in st.session_state.messages[-10:]:
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with st.chat_message(message["role"]):
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st.markdown(message["content"])
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# 4. Поле ввода и логика ответа
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if prompt := st.chat_input("Спроси HiperAI..."):
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# Показываем сообщение пользователя
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st.session_state.messages.append({"role": "user", "content": prompt})
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with st.chat_message("user"):
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st.markdown(prompt)
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# Ответ ассистента со стримингом
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with st.chat_message("assistant"):
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# Ограниченный контекст для скорости
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context = [{"role": "system", "content": "Ты HiperAI, быстрый и точный ИИ."}]
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context += st.session_state.messages[-5:]
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inputs = tokenizer.apply_chat_template(
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context,
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return_tensors="pt"
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).to(model.device)
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# Стример для вывода текста по буквам
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streamer = TextIteratorStreamer(tokenizer, skip_prompt=True, skip_special_tokens=True)
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# Параметры генерации
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generation_kwargs = dict(
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input_ids=inputs,
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streamer=streamer,
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max_new_tokens=512,
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do_sample=True,
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temperature=0.7,
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use_cache=True
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)
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# Запуск в отдельном потоке
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thread = Thread(target=model.generate, kwargs=generation_kwargs)
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thread.start()
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# Функция для st.write_stream
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def stream_output():
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full_text = ""
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for new_text in streamer:
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full_text += new_text
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yield new_text
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st.session_state.messages.append({"role": "assistant", "content": full_text})
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# Запускаем эффект печати
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st.write_stream(stream_output)
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# Боковое меню
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with st.sidebar:
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st.title("Управление")
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if st.button("🗑️ Очистить память"):
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st.session_state.messages = []
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st.rerun()
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