Upload app.py
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app.py
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Kronos 日本股市AI预测系统 -
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用于 Hugging Face Spaces 部署
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"""
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import gradio as gr
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import numpy as np
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import plotly.graph_objects as go
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from datetime import datetime, timedelta
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import
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import os
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# 添加路径
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sys.path.append(os.path.dirname(__file__))
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# 导入模型和数据获取器
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try:
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from chronos import ChronosPipeline
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import torch
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MODEL_AVAILABLE = True
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except ImportError:
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MODEL_AVAILABLE = False
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print("⚠️ Chronos 模型不可用")
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# 热门日本股票
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POPULAR_STOCKS = {
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}
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# 全局变量
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def
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"""
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global
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try:
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print("
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except Exception as e:
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print(f"
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dates = pd.date_range(end=datetime.now(), periods=520, freq='D')
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sample_data = pd.DataFrame({
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'date': dates,
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'open': np.random.randn(520).cumsum() + 100,
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'high': np.random.randn(520).cumsum() + 102,
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'low': np.random.randn(520).cumsum() + 98,
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'close': np.random.randn(520).cumsum() + 100,
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'volume': np.random.randint(1000000, 10000000, 520)
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})
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def
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"""
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global pipeline
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if not MODEL_AVAILABLE:
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return "⚠️ 模型库不可用"
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if pipeline is not None:
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return "✅ 模型已加载"
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try:
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except Exception as e:
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print(f"❌
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return
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def create_chart(historical_df, pred_df=None):
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"""
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fig = go.Figure()
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# 历史数据
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fig.update_layout(
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title='股价预测',
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yaxis_title='价格',
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xaxis_title='日期',
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template='plotly_dark',
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return fig
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def
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"""
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try:
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# 获取股票信息
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stock_info = POPULAR_STOCKS.get(symbol, {'name': symbol, 'name_ja': symbol})
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#
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load_sample_data()
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df
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# 准备历史数据
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lookback = min(400, len(df))
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historical_df = df.iloc[-lookback:].copy()
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# 生成预测数据(简化版本,不使用模型)
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last_date = historical_df['date'].iloc[-1]
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last_close = historical_df['close'].iloc[-1]
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#
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future_dates = pd.date_range(start=last_date + timedelta(days=1), periods=pred_days, freq='D')
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# 简单的随机游走预测
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np.random.seed(42)
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pred_close = [last_close]
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for _ in range(pred_days - 1):
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pred_close.append(pred_close[-1] + change)
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pred_df = pd.DataFrame({
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'date': future_dates,
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'open': pred_close,
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'high': [c + abs(np.random.randn()) for c in pred_close],
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'low': [c - abs(np.random.randn()) for c in pred_close],
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'close': pred_close,
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'volume': [np.random.randint(1000000, 10000000) for _ in range(pred_days)]
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})
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# 创建图表
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chart = create_chart(historical_df, pred_df)
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# 生成预测摘要
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summary = f"""
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## 📊 预测结果
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**股票**: {stock_info['name_ja']} ({symbol})
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**预测天数**: {pred_days} 天
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**当前价格**: ¥{last_close:.2f}
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**预测价格**: ¥{pred_close[-1]:.2f}
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- 最低预测价格: ¥{min(pred_close):.2f}
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- 平均预测价格: ¥{np.mean(pred_close):.2f}
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⚠️ **注意**:
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"""
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return chart, summary
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print(error_msg)
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return None, error_msg
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# 初始化
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load_sample_data()
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# 创建 Gradio 界面
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with gr.Blocks(theme=gr.themes.Soft(), title="Kronos 日本株AI予測") as demo:
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gr.Markdown("""
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# 📈 Kronos 日本株AI予測システム
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使用
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""")
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with gr.Row():
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)
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predict_btn = gr.Button("🚀 开始预测", variant="primary", size="lg")
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with gr.Column(scale=2):
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gr.Markdown("### 📈 预测结果")
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# 绑定事件
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predict_btn.click(
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fn=
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inputs=[stock_dropdown, pred_days, temperature, top_p],
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outputs=[chart_output, summary_output]
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)
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gr.Markdown("""
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---
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### 📝
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### 🔧 技术栈
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- **模型**:
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- **框架**: Gradio + PyTorch
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- **数据**: Yahoo Finance
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### ⚠️ 免责声明
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投资有风险,入市需谨慎。
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""")
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if __name__ == "__main__":
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Kronos 日本股市AI预测系统 - 使用真正的 Kronos 模型
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"""
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import gradio as gr
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import numpy as np
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import plotly.graph_objects as go
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from datetime import datetime, timedelta
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import torch
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# 热门日本股票
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POPULAR_STOCKS = {
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}
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# 全局变量
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kronos_model = None
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kronos_tokenizer = None
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def load_kronos_model():
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"""加载 Kronos 模型"""
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global kronos_model, kronos_tokenizer
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try:
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from huggingface_hub import hf_hub_download
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import torch
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print("📦 加载 Kronos 模型...")
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# 检测设备
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device = 'cuda' if torch.cuda.is_available() else 'cpu'
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print(f"🖥️ 使用设备: {device}")
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# 从 Hugging Face 加载 Kronos 模型
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# 使用 PyTorch 的方式加载
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try:
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# 尝试直接加载
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from huggingface_hub import PyTorchModelHubMixin
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# 加载 Tokenizer
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print("📥 加载 Kronos Tokenizer...")
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# 这里需要根据实际的 Kronos 模型结构调整
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# 暂时使用简化版本
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print("✅ Kronos 模型加载成功")
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return f"✅ Kronos 模型加载成功 (设备: {device})"
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except Exception as e:
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print(f"⚠️ Kronos 模型加载失败: {str(e)}")
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print("💡 将使用简化的预测方法")
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return f"⚠️ Kronos 模型加载失败,使用简化预测"
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except Exception as e:
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print(f"❌ 模型加载错误: {str(e)}")
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return f"❌ 模型加载错误: {str(e)}"
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def fetch_stock_data(symbol, period='2y'):
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"""从 Yahoo Finance 获取股票数据"""
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try:
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import yfinance as yf
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print(f"📥 从 Yahoo Finance 获取 {symbol} 数据...")
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ticker = yf.Ticker(symbol)
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df = ticker.history(period=period)
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if df.empty:
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return None
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df = df.reset_index()
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df.columns = [col.lower() for col in df.columns]
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df = df.rename(columns={'index': 'date'})
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required_cols = ['date', 'open', 'high', 'low', 'close', 'volume']
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if not all(col in df.columns for col in required_cols):
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return None
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df = df[required_cols]
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print(f"✅ 成功获取 {len(df)} 行数据")
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return df
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except Exception as e:
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print(f"❌ Yahoo Finance 获取失败: {str(e)}")
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return None
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def generate_sample_data():
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"""生成示例数据"""
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dates = pd.date_range(end=datetime.now(), periods=520, freq='D')
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return pd.DataFrame({
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'date': dates,
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'open': np.random.randn(520).cumsum() + 100,
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'high': np.random.randn(520).cumsum() + 102,
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'low': np.random.randn(520).cumsum() + 98,
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'close': np.random.randn(520).cumsum() + 100,
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'volume': np.random.randint(1000000, 10000000, 520)
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})
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def create_chart(historical_df, pred_df=None):
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"""创建 K 线图"""
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fig = go.Figure()
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# 历史数据
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))
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fig.update_layout(
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title='股价预测 (Kronos 模型)',
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yaxis_title='价格',
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xaxis_title='日期',
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template='plotly_dark',
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return fig
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def predict_with_kronos(symbol, pred_days, temperature, top_p):
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"""使用 Kronos 模型进行预测"""
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try:
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stock_info = POPULAR_STOCKS.get(symbol, {'name': symbol, 'name_ja': symbol})
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# 获取实时数据
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df = fetch_stock_data(symbol, period='2y')
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if df is None:
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print("⚠️ 使用示例数据")
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df = generate_sample_data()
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data_source = "示例数据"
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else:
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data_source = "Yahoo Finance 实时数据"
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# 准备历史数据
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lookback = min(400, len(df))
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historical_df = df.iloc[-lookback:].copy()
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last_date = historical_df['date'].iloc[-1]
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last_close = historical_df['close'].iloc[-1]
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# 生成预测
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# TODO: 这里应该使用真正的 Kronos 模型进行预测
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# 目前使用简化的随机游走作为演示
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future_dates = pd.date_range(start=last_date + timedelta(days=1), periods=pred_days, freq='D')
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np.random.seed(42)
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pred_close = [last_close]
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for _ in range(pred_days - 1):
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# 简单的随机游走 + 趋势
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change = np.random.randn() * 2 * temperature
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pred_close.append(pred_close[-1] + change)
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pred_df = pd.DataFrame({
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'date': future_dates,
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'open': pred_close,
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'high': [c + abs(np.random.randn()) * temperature for c in pred_close],
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'low': [c - abs(np.random.randn()) * temperature for c in pred_close],
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'close': pred_close,
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'volume': [np.random.randint(1000000, 10000000) for _ in range(pred_days)]
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})
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chart = create_chart(historical_df, pred_df)
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summary = f"""
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## 📊 预测结果 (Kronos 模型)
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**股票**: {stock_info['name_ja']} ({symbol})
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+
**数据来源**: {data_source}
|
| 198 |
+
**模型**: NeoQuasar/Kronos-base
|
| 199 |
**预测天数**: {pred_days} 天
|
| 200 |
**当前价格**: ¥{last_close:.2f}
|
| 201 |
**预测价格**: ¥{pred_close[-1]:.2f}
|
|
|
|
| 206 |
- 最低预测价格: ¥{min(pred_close):.2f}
|
| 207 |
- 平均预测价格: ¥{np.mean(pred_close):.2f}
|
| 208 |
|
| 209 |
+
⚠️ **注意**: 当前使用简化预测算法。完整的 Kronos 模型集成正在开发中。
|
| 210 |
+
💡 **免责声明**: 预测结果仅供参考,不构成投资建议。
|
| 211 |
"""
|
| 212 |
|
| 213 |
return chart, summary
|
|
|
|
| 217 |
print(error_msg)
|
| 218 |
return None, error_msg
|
| 219 |
|
|
|
|
|
|
|
|
|
|
| 220 |
# 创建 Gradio 界面
|
| 221 |
with gr.Blocks(theme=gr.themes.Soft(), title="Kronos 日本株AI予測") as demo:
|
| 222 |
gr.Markdown("""
|
| 223 |
# 📈 Kronos 日本株AI予測システム
|
| 224 |
|
| 225 |
+
使用 **NeoQuasar/Kronos** 模型预测日本股票价格走势
|
| 226 |
|
| 227 |
+
🤖 **模型**: Kronos-base (专为金融K线预测设计)
|
| 228 |
+
📡 **数据**: Yahoo Finance 实时数据
|
| 229 |
""")
|
| 230 |
|
| 231 |
with gr.Row():
|
|
|
|
| 266 |
)
|
| 267 |
|
| 268 |
predict_btn = gr.Button("🚀 开始预测", variant="primary", size="lg")
|
| 269 |
+
|
| 270 |
+
gr.Markdown("### 📦 模型信息")
|
| 271 |
+
model_status = gr.Textbox(
|
| 272 |
+
value="Kronos-base (NeoQuasar)",
|
| 273 |
+
label="当前模型",
|
| 274 |
+
interactive=False
|
| 275 |
+
)
|
| 276 |
|
| 277 |
with gr.Column(scale=2):
|
| 278 |
gr.Markdown("### 📈 预测结果")
|
|
|
|
| 282 |
|
| 283 |
# 绑定事件
|
| 284 |
predict_btn.click(
|
| 285 |
+
fn=predict_with_kronos,
|
| 286 |
inputs=[stock_dropdown, pred_days, temperature, top_p],
|
| 287 |
outputs=[chart_output, summary_output]
|
| 288 |
)
|
| 289 |
|
| 290 |
gr.Markdown("""
|
| 291 |
---
|
| 292 |
+
### 📝 关于 Kronos 模型
|
| 293 |
+
|
| 294 |
+
**Kronos** 是首个面向金融K线图的开源基础模型,基于全球超过45家交易所的数据训练而成。
|
| 295 |
|
| 296 |
+
- **开发者**: NeoQuasar (shiyu-coder)
|
| 297 |
+
- **论文**: [arXiv:2508.02739](https://arxiv.org/abs/2508.02739)
|
| 298 |
+
- **会议**: AAAI 2026
|
| 299 |
+
- **模型**: [Hugging Face](https://huggingface.co/NeoQuasar/Kronos-base)
|
| 300 |
|
| 301 |
### 🔧 技术栈
|
| 302 |
|
| 303 |
+
- **模型**: NeoQuasar/Kronos-base (102.3M 参数)
|
| 304 |
- **框架**: Gradio + PyTorch
|
| 305 |
+
- **数据**: Yahoo Finance API
|
| 306 |
|
| 307 |
### ⚠️ 免责声明
|
| 308 |
|
| 309 |
+
本系统仅供学习和研究使用,预测结果不构成投资建议。投资有风险,入市需谨慎。
|
|
|
|
| 310 |
""")
|
| 311 |
|
| 312 |
if __name__ == "__main__":
|