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Update app.py
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by root39058 - opened
app.py
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import
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from datasets import load_dataset
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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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# ===================================================================
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# 1. НАСТРОЙКИ
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# ===================================================================
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MODEL_NAME = "BAAI/bge-large-en-v1.5"
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DATASET_NAME = "wikimedia/wikipedia"
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LANGUAGE = "20231101.en"
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ARTICLE_LIMIT = 1000
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page_icon="🌖",
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layout="wide"
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)
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#
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@
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def load_wikipedia():
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"""Загружает датасет Википедии"""
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"title": row.get("title", "Без названия"),
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"text": row.get("text", "")[:3000],
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"url": row.get("url", "")
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})
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return articles
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@st.cache_resource
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def load_embedder():
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"""Загружает модель для эмбеддингов"""
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# ===================================================================
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#
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# ===================================================================
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def search_wikipedia(query,
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"""Ищет ответ на вопрос в Википедии"""
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)[0]
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# Кодируем все статьи (если ещё не закодированы)
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if "embeddings" not in st.session_state:
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with st.spinner("🔢 Создаю эмбеддинги статей..."):
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texts = [f"{a['title']}\n\n{a['text']}" for a in articles]
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embeddings = embedder.encode(
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texts,
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normalize_embeddings=True
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)
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st.session_state.embeddings = embeddings
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#
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top_indices = np.argsort(-scores)[:3]
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results = []
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for idx in top_indices:
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# ===================================================================
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# ===================================================================
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import gradio as gr
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from datasets import load_dataset
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import numpy as np
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from sentence_transformers import SentenceTransformer
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import time
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from datetime import datetime
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import json
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import os
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# ===================================================================
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# 1. НАСТРОЙКИ И ЗАГРУЗКА ДАННЫХ
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# ===================================================================
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MODEL_NAME = "BAAI/bge-large-en-v1.5"
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DATASET_NAME = "wikimedia/wikipedia"
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LANGUAGE = "20231101.en"
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ARTICLE_LIMIT = 1000
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ADMIN_USER = "admin"
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ADMIN_PASS = "hfpassword21"
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# Файл для хранения логов
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LOG_FILE = "query_logs.json"
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# Загружаем логи или создаём новый файл
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if os.path.exists(LOG_FILE):
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with open(LOG_FILE, "r") as f:
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query_logs = json.load(f)
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else:
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query_logs = []
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@gr.cache_resource
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def load_wikipedia():
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"""Загружает датасет Википедии"""
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dataset = load_dataset(DATASET_NAME, LANGUAGE, split="train", streaming=True)
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articles = []
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for i, row in enumerate(dataset):
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if i >= ARTICLE_LIMIT:
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break
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articles.append({
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"id": row.get("id", i),
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"title": row.get("title", "Без названия"),
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"text": row.get("text", "")[:3000],
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"url": row.get("url", "")
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})
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return articles
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@gr.cache_resource
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def load_embedder():
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"""Загружает модель для эмбеддингов"""
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return SentenceTransformer(MODEL_NAME)
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articles = load_wikipedia()
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embedder = load_embedder()
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# Создаём эмбеддинги статей заранее
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texts = [f"{a['title']}\n\n{a['text']}" for a in articles]
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embeddings = embedder.encode(texts, normalize_embeddings=True)
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# ===================================================================
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# 2. ОСНОВНЫЕ ФУНКЦИИ
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# ===================================================================
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def search_wikipedia(query, history):
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"""Ищет ответ на вопрос в Википедии и логирует запрос"""
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if not query:
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return "❓ Введите вопрос", history
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start_time = time.time()
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# Поиск
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query_vector = embedder.encode([query], normalize_embeddings=True)[0]
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scores = embeddings @ query_vector
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top_indices = np.argsort(-scores)[:3]
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results = []
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for idx in top_indices:
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score = float(scores[int(idx)])
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if score > 0.3:
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article = articles[int(idx)]
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results.append(
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f"### 📄 {article['title']} (сходство: {score:.2f})\n"
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f"{article['text'][:1000]}...\n"
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f"🔗 [Читать на Википедии]({article['url']})\n"
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)
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response = "\n---\n".join(results) if results else "😕 Не нашёл подходящей статьи. Попробуй уточнить вопрос."
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# Логируем запрос
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log_entry = {
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"timestamp": datetime.now().isoformat(),
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"query": query,
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"results_count": len(results),
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"response_time": round(time.time() - start_time, 2)
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}
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query_logs.append(log_entry)
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# Сохраняем логи в файл
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with open(LOG_FILE, "w") as f:
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json.dump(query_logs[-100:], f) # Храним последние 100 запросов
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# Обновляем историю для админ-панели
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history = query_logs[-20:] # Последние 20 запросов
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return response, history
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def login(username, password):
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if username == ADMIN_USER and password == ADMIN_PASS:
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return gr.update(visible=True), "✅ Доступ разрешён", gr.update(visible=True)
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return gr.update(visible=False), "❌ Неверный логин или пароль", gr.update(visible=False)
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def get_admin_stats():
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"""Собирает статистику для админ-панели"""
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total_queries = len(query_logs)
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if total_queries > 0:
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avg_time = sum(q["response_time"] for q in query_logs) / total_queries
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popular_queries = sorted(query_logs, key=lambda x: x["results_count"], reverse=True)[:5]
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else:
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avg_time = 0
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popular_queries = []
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# Формируем отчёт
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stats = f"""
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## 📊 Статистика
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- **Всего запросов:** {total_queries}
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- **Среднее время ответа:** {avg_time:.2f} сек.
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- **Загружено статей:** {len(articles)}
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- **Модель:** {MODEL_NAME}
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## 🔥 Популярные запросы
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"""
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for i, q in enumerate(popular_queries, 1):
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stats += f"{i}. {q['query']} (найдено: {q['results_count']})\n"
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return stats
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def get_recent_logs():
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"""Показывает последние 10 запросов"""
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if not query_logs:
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return "📭 Логов пока нет"
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logs = "## 📋 Последние запросы\n\n"
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for q in query_logs[-10:]:
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logs += f"**{q['timestamp']}**\n"
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logs += f"Вопрос: {q['query']}\n"
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logs += f"Результатов: {q['results_count']}, Время: {q['response_time']}с\n\n"
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return logs
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def clear_logs():
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"""Очищает логи"""
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global query_logs
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query_logs = []
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with open(LOG_FILE, "w") as f:
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json.dump(query_logs, f)
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return "✅ Логи очищены", "Логов пока нет"
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# ===================================================================
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# 3. ИНТЕРФЕЙС GRADIO
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# ===================================================================
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with gr.Blocks(theme=gr.themes.Soft(), title="Wikipedia Assistant") as demo:
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gr.Markdown("# 🌍 Wikipedia Assistant")
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gr.Markdown("Задай вопрос — я найду ответ в Википедии!")
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# Состояние для истории запросов
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history_state = gr.State([])
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with gr.Row():
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with gr.Column(scale=4):
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query_input = gr.Textbox(
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label="🔍 Что хочешь узнать?",
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placeholder="Например: Как измеряют расстояние до галактик?",
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lines=2
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)
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with gr.Row():
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search_btn = gr.Button("🔎 Найти", variant="primary")
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clear_btn = gr.Button("🗑️ Очистить", variant="secondary")
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output = gr.Markdown("💡 Напиши вопрос и нажми 'Найти'")
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with gr.Column(scale=1):
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gr.Markdown("### 👤 Вход в админку")
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username = gr.Textbox(label="Логин", placeholder="admin")
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password = gr.Textbox(label="Пароль", type="password", placeholder="hfpassword21")
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login_btn = gr.Button("🔑 Войти", variant="primary")
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status = gr.Textbox(label="Статус", interactive=False)
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# Админ-панель (скрыта по умолчанию)
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with gr.Tab("👑 Админ-панель", visible=False) as admin_tab:
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with gr.Row():
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with gr.Column(scale=2):
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stats_output = gr.Markdown("## 📊 Загрузка статистики...")
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refresh_stats_btn = gr.Button("🔄 Обновить статистику")
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with gr.Column(scale=3):
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logs_output = gr.Markdown("📭 Загрузка логов...")
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with gr.Row():
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refresh_logs_btn = gr.Button("🔄 Обновить логи")
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clear_logs_btn = gr.Button("🗑️ Очистить логи", variant="stop")
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# ===================================================================
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# 4. ОБРАБОТЧИКИ СОБЫТИЙ
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# ===================================================================
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# Поиск
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search_btn.click(
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search_wikipedia,
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inputs=[query_input, history_state],
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outputs=[output, history_state]
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)
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query_input.submit(
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search_wikipedia,
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inputs=[query_input, history_state],
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outputs=[output, history_state]
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)
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# Очистка
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+
clear_btn.click(lambda: ("", "💡 Напиши вопрос и нажми 'Найти'"), None, [query_input, output])
|
| 219 |
+
|
| 220 |
+
# Вход в админку
|
| 221 |
+
login_btn.click(
|
| 222 |
+
login,
|
| 223 |
+
[username, password],
|
| 224 |
+
[admin_tab, status, gr.update(visible=True)]
|
| 225 |
+
)
|
| 226 |
+
|
| 227 |
+
# Обновление статистики
|
| 228 |
+
refresh_stats_btn.click(get_admin_stats, None, stats_output)
|
| 229 |
+
|
| 230 |
+
# Обновление логов
|
| 231 |
+
refresh_logs_btn.click(get_recent_logs, None, logs_output)
|
| 232 |
+
|
| 233 |
+
# Очистка логов
|
| 234 |
+
clear_logs_btn.click(clear_logs, None, [logs_output, logs_output])
|
| 235 |
+
|
| 236 |
+
# Автообновление при входе
|
| 237 |
+
admin_tab.select(
|
| 238 |
+
lambda: (get_admin_stats(), get_recent_logs()),
|
| 239 |
+
None,
|
| 240 |
+
[stats_output, logs_output]
|
| 241 |
+
)
|
| 242 |
+
|
| 243 |
+
# ===================================================================
|
| 244 |
+
# 5. ЗАПУСК
|
| 245 |
+
# ===================================================================
|
| 246 |
+
|
| 247 |
+
if __name__ == "__main__":
|
| 248 |
+
demo.launch(share=True)
|