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Update app.py
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app.py
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#
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# 系統套件
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import os
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from datetime import datetime, timedelta
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import re
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from bs4 import BeautifulSoup
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import requests
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import warnings
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from sklearn.preprocessing import MinMaxScaler
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import joblib
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from tensorflow.keras.models import load_model
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# 引用您組員的預測器程式
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from Bert_predict import BertPredictor
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except ImportError:
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print("找不到 'Bert_predict.py' 模組,新聞情緒分析功能將無法使用。")
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BertPredictor = None
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# 忽略所有 UserWarning
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warnings.filterwarnings("ignore", category=UserWarning)
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#
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# 台股代號對應表
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TAIWAN_STOCKS = {
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'元大台灣50': '0050.TW', # 新增
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'台積電': '2330.TW',
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'慧洋-KY': '2637.TW',
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'上銀': '2049.TW',
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'台泥': '1101.TW',
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'緯創': '3231.TW',
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'廣達': '2382.TW',
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'技嘉': '2376.TW',
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'英業達': '2356.TW',
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'光寶科': '2301.TW',
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}
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# 產業分類
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INDUSTRY_MAPPING = {
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}
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def get_stock_data(
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"""
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try:
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stock = yf.Ticker(
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data = stock.history(period=period)
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return data
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except
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print(f"無法獲取 {ticker} 的資料: {e}")
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return pd.DataFrame()
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def
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"""
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data
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def
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"""
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delta = df['Close'].diff()
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gain = delta.where(delta > 0, 0)
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loss = -delta.where(delta < 0, 0)
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avg_loss = loss.ewm(com=13, min_periods=14).mean()
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rs = avg_gain / avg_loss
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df['RSI'] = 100 - (100 / (1 + rs))
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exp1 = df['Close'].ewm(span=12, adjust=False).mean()
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exp2 = df['Close'].ewm(span=26, adjust=False).mean()
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df['MACD'] = exp1 - exp2
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df['
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df['
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df['
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df['
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df['
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df['
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df['
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df['
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df['
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df['ADX'] = df['
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df['DIplus'] = df['DMplus'].ewm(alpha=1/14, adjust=False).mean() / df['ADX']
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df['DIminus'] = df['DMminus'].ewm(alpha=1/14, adjust=False).mean() / df['ADX']
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df['ADX'] = abs(df['DIplus'] - df['DIminus']) / (df['DIplus'] + df['DIminus']) * 100
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return df
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def
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# 技術面分析
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tech_text = "找不到技術分析資料。"
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if 'RSI' in df.columns:
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rsi = latest['RSI']
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rsi_signal = "超買" if rsi > 70 else "超賣" if rsi < 30 else "中性"
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tech_text = f"目前RSI為 {rsi:.2f},顯示市場處於**{rsi_signal}**。近期走勢強勁,但需留意過熱風險。"
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# 基本面分析(簡化)
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fundamental_text = "找不到基本面分析資料。"
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fundamental_text = f"基本面表現穩健,產業前景看好。公司財務狀況良好,建議持續關注。"
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# 市場展望
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outlook_text = "市場展望樂觀,但仍需留意全球經濟不確定性。建議投資人審慎評估,並隨時關注最新市場動態。"
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return {
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'technical': tech_text,
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'fundamental': fundamental_text,
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'outlook': outlook_text
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}
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# --- LSTM 預測模型 ---
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def simple_lstm_predict(ticker, n_days=5):
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"""使用簡單 LSTM 預測未來 n 天的收盤價"""
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model_path = 'lstm_model_taiex.h5'
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scaler_path = 'scaler_taiex.pkl'
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# 檢查模型和 scaler 是否存在
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if not os.path.exists(model_path) or not os.path.exists(scaler_path):
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return None, "模型或縮放器檔案不存在,無法進行預測。"
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try:
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last_60_days_scaled = scaler.transform(last_60_days)
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X_test = last_60_days_scaled.reshape(1, 60, 1)
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# 進行預測
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future_predictions = []
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current_input = X_test
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for _ in range(n_days):
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predicted_scaled_price = model.predict(current_input, verbose=0)
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future_predictions.append(predicted_scaled_price[0, 0])
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current_input = np.append(current_input[:, 1:, :], predicted_scaled_price.reshape(1, 1, 1), axis=1)
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# 反向轉換回原始價格
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predicted_prices = scaler.inverse_transform(np.array(future_predictions).reshape(-1, 1)).flatten()
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# 建立預測結果 DataFrame
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last_date = data.index[-1]
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future_dates = [last_date + timedelta(days=i) for i in range(1, n_days + 1)]
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pred_df = pd.DataFrame({'Date': future_dates, 'Predicted_Price': predicted_prices})
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# 建立歷史價格 DataFrame
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history_df = data.reset_index()
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history_df = history_df[['Date', 'Close']]
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history_df.rename(columns={'Close': 'Price'}, inplace=True)
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return history_df, pred_df
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except Exception as e:
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print(f"
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return
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# --- 主要應用程式 ---
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# 建立 Dash 應用程式
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app = dash.Dash(__name__, suppress_callback_exceptions=True)
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#
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#
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# --- 頁面內容定義 ---
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# 首頁:預測與總經
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homepage_layout = html.Div([
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html.Div([
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html.H2("🤖 AI深度學習預測 - 台指期指數", style={'text-align': 'center','color': '#FFCC22','margin-bottom': '25px'}),
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html.Div([
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html.Div([dcc.Graph(id='taiex-prediction-chart')], style={'margin-top': '20px'})
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], style={'background': 'linear-gradient(135deg, #667eea 0%, #764ba2 100%)','padding': '25px','border-radius': '15px','box-shadow': '0 8px 25px rgba(0,0,0,0.15)','color': 'white','margin-bottom': '40px'}),
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html.Div([
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html.H3("景氣燈號與 PMI 分析"),
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html.Div([dcc.Graph(id='pmi-chart')], style={'width': '48%', 'display': 'inline-block', 'margin-left': '2%'})
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])
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], style={'margin-top': '30px'}),
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# 個股分析頁面
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stock_page_layout = html.Div([
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html.Div([
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html.Div([
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html.Label("選擇股票:"),
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dcc.Dropdown(id='chart-type', options=[{'label': '線圖', 'value': 'line'},{'label': '蠟燭圖', 'value': 'candlestick'}], value='candlestick', style={'margin-bottom': '10px'})
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], style={'width': '30%', 'display': 'inline-block', 'margin-left': '5%', 'vertical-align': 'top'})
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], style={'margin-bottom': '30px'}),
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html.Div(id='stock-info-cards', style={'margin-bottom': '30px'}),
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html.Div([html.Div([dcc.Graph(id='price-chart')], style={'width': '100%', 'display': 'inline-block', 'vertical-align': 'top'})]),
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html.Div([
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], style={'margin-top': '30px','padding': '20px','background': 'white','border-radius': '10px','box-shadow': '0 2px 10px rgba(0,0,0,0.1)'}),
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])
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app.layout = html.Div([
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dcc.Location(id='url', refresh=False),
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html.H1("台股分析儀表板", style={'text-align': 'center', 'margin-bottom': '10px'}),
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html.Div([
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dcc.Link('市場總覽', href='/', style={'margin-right': '20px', 'font-size': '18px'}),
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dcc.Link('個股分析', href='/stock-analysis', style={'font-size': '18px'}),
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], style={'text-align': 'center', 'margin-bottom': '30px'}),
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html.Hr(),
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html.Div(id='page-content')
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])
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# --- 回調函數 (處理頁面導航) ---
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@app.callback(
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dash.dependencies.Output('
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@app.callback(
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dash.dependencies.Output('
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dash.dependencies.
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[dash.dependencies.Input('taiex-prediction-period', 'value')]
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)
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])
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# 繪製圖表
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fig = go.Figure()
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# 歷史價格
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fig.add_trace(go.Scatter(x=history_df['Date'], y=history_df['Price'], mode='lines', name='歷史價格', line=dict(color='#8E44AD')))
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# 預測價格
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fig.add_trace(go.Scatter(x=pred_df['Date'], y=pred_df['Predicted_Price'], mode='lines', name='預測價格', line=dict(color='#E74C3C', dash='dash')))
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fig.update_layout(
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title=f'台指期指數歷史與預測 ({n_days}天)',
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xaxis_title='日期',
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yaxis_title='價格',
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legend_title='圖例',
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template='plotly_white'
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)
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return result_text, fig
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# 註解掉情緒分析回調函數
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# @app.callback(
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# dash.dependencies.Output('sentiment-gauge', 'children'),
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# dash.dependencies.Output('news-summary', 'children')
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# )
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# def update_sentiment_analysis():
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# """更新新聞情緒分析"""
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# if not predictor:
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# return html.Div("新聞情緒分析模型未初始化。"), html.Div("請檢查 'Bert_predict.py' 檔案是否存在。")
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# try:
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# sentiment_score, news_list = predictor.get_sentiment_score()
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# except Exception as e:
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# sentiment_score = None
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# news_list = []
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# print(f"情緒分析獲取失敗: {e}")
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# # 1. 建立儀表板 (Gauge)
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# if sentiment_score is not None:
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# gauge_fig = go.Figure(go.Indicator(
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# mode="gauge+number",
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# value=sentiment_score,
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# title={'text': "市場情緒分數 (0-100)"},
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# domain={'x': [0, 1], 'y': [0, 1]},
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# gauge={
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# 'axis': {'range': [0, 100]},
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# 'bar': {'color': "#667eea"},
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# 'steps': [
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# {'range': [0, 35], 'color': "rgba(217, 83, 79, 0.2)"},
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| 453 |
-
# {'range': [35, 65], 'color': "rgba(240, 173, 78, 0.2)"},
|
| 454 |
-
# {'range': [65, 100], 'color': "rgba(92, 184, 92, 0.2)"}
|
| 455 |
-
# ],
|
| 456 |
-
# }
|
| 457 |
-
# ))
|
| 458 |
-
# gauge_fig.update_layout(height=200, margin=dict(l=30, r=30, t=50, b=20))
|
| 459 |
-
# gauge_content = dcc.Graph(figure=gauge_fig)
|
| 460 |
-
# else:
|
| 461 |
-
# # 處理無法計算分數的情況
|
| 462 |
-
# error_fig = go.Figure().add_annotation(text="今日尚無情緒分數", showarrow=False)
|
| 463 |
-
# error_fig.update_layout(height=200)
|
| 464 |
-
# gauge_content = dcc.Graph(figure=error_fig)
|
| 465 |
-
|
| 466 |
-
|
| 467 |
-
# # 2. 從 predictor 獲取分數最高的3則新聞
|
| 468 |
-
# top_news_list = predictor.get_news()
|
| 469 |
-
|
| 470 |
-
# # 3. 建立新聞摘要元件
|
| 471 |
-
# if top_news_list: # 如果列表不為空
|
| 472 |
-
# news_content = html.Div([
|
| 473 |
-
# html.P(f"• {news}", style={
|
| 474 |
-
# 'margin': '8px 0',
|
| 475 |
-
# 'padding-left': '5px',
|
| 476 |
-
# 'font-size': '14px',
|
| 477 |
-
# 'border-left': '3px solid #E74C3C'
|
| 478 |
-
# }) for news in top_news_list
|
| 479 |
-
# ])
|
| 480 |
-
# else:
|
| 481 |
-
# news_content = html.Div("今日尚無重大新聞摘要。")
|
| 482 |
-
|
| 483 |
-
# return gauge_content, news_content
|
| 484 |
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| 485 |
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|
| 486 |
@app.callback(
|
| 487 |
-
dash.dependencies.Output('
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|
| 488 |
)
|
| 489 |
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def
|
| 490 |
-
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| 491 |
-
|
| 492 |
-
|
| 493 |
-
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| 494 |
-
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| 495 |
-
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| 496 |
-
|
| 497 |
-
|
| 498 |
-
|
| 499 |
-
|
| 500 |
-
|
| 501 |
-
xaxis_title='日期',
|
| 502 |
-
|
| 503 |
-
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| 504 |
-
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| 505 |
-
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|
| 506 |
return fig
|
| 507 |
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|
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|
| 508 |
@app.callback(
|
| 509 |
-
dash.dependencies.Output('
|
|
|
|
|
|
|
| 510 |
)
|
| 511 |
-
def
|
| 512 |
-
|
| 513 |
-
|
| 514 |
-
|
| 515 |
-
|
| 516 |
-
fig =
|
| 517 |
-
fig.
|
| 518 |
-
|
| 519 |
-
fig.update_layout(template='plotly_white')
|
| 520 |
return fig
|
| 521 |
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|
| 522 |
|
|
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|
| 523 |
@app.callback(
|
| 524 |
-
|
| 525 |
-
|
| 526 |
-
dash.dependencies.Output('price-chart', 'figure'),
|
| 527 |
-
dash.dependencies.Output('volume-chart', 'figure'),
|
| 528 |
-
dash.dependencies.Output('industry-analysis', 'figure'),
|
| 529 |
-
dash.dependencies.Output('technical-analysis-text', 'children'),
|
| 530 |
-
dash.dependencies.Output('fundamental-analysis-text', 'children'),
|
| 531 |
-
dash.dependencies.Output('market-outlook-text', 'children')
|
| 532 |
-
],
|
| 533 |
-
[
|
| 534 |
-
dash.dependencies.Input('stock-dropdown', 'value'),
|
| 535 |
-
dash.dependencies.Input('period-dropdown', 'value'),
|
| 536 |
-
dash.dependencies.Input('chart-type', 'value')
|
| 537 |
-
]
|
| 538 |
)
|
| 539 |
-
def
|
| 540 |
-
|
| 541 |
-
|
| 542 |
-
# 獲取資料
|
| 543 |
-
df = get_stock_data(selected_stock, period=selected_period)
|
| 544 |
-
df = add_technical_indicators(df)
|
| 545 |
-
|
| 546 |
if df.empty:
|
| 547 |
-
|
| 548 |
-
|
| 549 |
-
|
| 550 |
-
|
| 551 |
-
|
| 552 |
-
|
| 553 |
-
|
| 554 |
-
|
| 555 |
-
|
| 556 |
-
|
| 557 |
-
|
| 558 |
-
|
| 559 |
-
|
| 560 |
-
|
| 561 |
-
|
| 562 |
-
|
| 563 |
-
|
| 564 |
-
info_cards = html.Div([
|
| 565 |
-
html.Div([
|
| 566 |
-
html.H5("收盤價", style={'color': '#8e44ad'}),
|
| 567 |
-
html.H3(f"{latest_data['Close']:.2f} TWD", style={'color': '#8e44ad'})
|
| 568 |
-
], className="card", style={'border-left': '5px solid #8e44ad'}),
|
| 569 |
-
html.Div([
|
| 570 |
-
html.H5("漲跌幅", style={'color': '#27ae60'}),
|
| 571 |
-
html.H3(f"{change:.2f} ({change_percent:.2f}%)", style={'color': change_color})
|
| 572 |
-
], className="card", style={'border-left': '5px solid #27ae60'}),
|
| 573 |
-
html.Div([
|
| 574 |
-
html.H5("成交量", style={'color': '#d35400'}),
|
| 575 |
-
html.H3(f"{latest_data['Volume']/10000:,.0f} 萬股", style={'color': '#d35400'})
|
| 576 |
-
], className="card", style={'border-left': '5px solid #d35400'}),
|
| 577 |
-
], style={'display': 'flex', 'justify-content': 'space-around', 'margin-bottom': '20px'})
|
| 578 |
-
|
| 579 |
-
# --- 2. 股價圖 ---
|
| 580 |
-
if chart_type == 'candlestick':
|
| 581 |
-
price_fig = go.Figure(data=[go.Candlestick(x=df.index,
|
| 582 |
-
open=df['Open'],
|
| 583 |
-
high=df['High'],
|
| 584 |
-
low=df['Low'],
|
| 585 |
-
close=df['Close'])
|
| 586 |
-
])
|
| 587 |
-
else: # line chart
|
| 588 |
-
price_fig = px.line(df, x=df.index, y='Close', title='股價走勢圖')
|
| 589 |
-
|
| 590 |
-
price_fig.update_layout(xaxis_rangeslider_visible=False, title=f'{selected_stock} 股價走勢圖', template='plotly_white')
|
| 591 |
-
|
| 592 |
-
# --- 3. 成交量圖 ---
|
| 593 |
-
volume_fig = px.bar(df, x=df.index, y='Volume', title='成交量', color='Volume', color_continuous_scale='bluered')
|
| 594 |
-
volume_fig.update_layout(template='plotly_white', coloraxis_showscale=False)
|
| 595 |
-
|
| 596 |
-
# --- 4. 產業表現分析 ---
|
| 597 |
-
industry_analysis_fig = go.Figure()
|
| 598 |
-
industry_stock = ''
|
| 599 |
-
for industry, stocks in INDUSTRY_MAPPING.items():
|
| 600 |
-
if selected_stock in stocks:
|
| 601 |
-
industry_stock = industry
|
| 602 |
-
for stock_symbol in stocks:
|
| 603 |
-
stock_data = get_stock_data(stock_symbol, period='1y')
|
| 604 |
-
if not stock_data.empty:
|
| 605 |
-
industry_analysis_fig.add_trace(go.Scatter(
|
| 606 |
-
x=stock_data.index, y=stock_data['Close'], mode='lines', name=stock_symbol,
|
| 607 |
-
visible='legendonly' if stock_symbol != selected_stock else True
|
| 608 |
-
))
|
| 609 |
-
break
|
| 610 |
-
|
| 611 |
-
industry_analysis_fig.update_layout(title=f'{industry_stock} 產業表現', template='plotly_white')
|
| 612 |
-
|
| 613 |
-
# --- 5. 分析師觀點文字 ---
|
| 614 |
-
analysis_texts = generate_analysis_text(df)
|
| 615 |
-
|
| 616 |
-
return info_cards, price_fig, volume_fig, industry_analysis_fig, analysis_texts['technical'], analysis_texts['fundamental'], analysis_texts['outlook']
|
| 617 |
-
|
| 618 |
|
|
|
|
| 619 |
@app.callback(
|
| 620 |
-
dash.dependencies.Output('
|
| 621 |
-
|
| 622 |
-
|
| 623 |
-
|
| 624 |
-
|
| 625 |
-
]
|
| 626 |
)
|
| 627 |
-
def
|
| 628 |
-
|
| 629 |
-
|
| 630 |
-
|
| 631 |
-
|
| 632 |
-
|
| 633 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 634 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 635 |
fig = go.Figure()
|
| 636 |
-
|
| 637 |
-
|
| 638 |
-
|
| 639 |
-
fig.add_hline(y=70, line_dash="dash", line_color="red", annotation_text="超買線")
|
| 640 |
-
fig.add_hline(y=30, line_dash="dash", line_color="green", annotation_text="超賣線")
|
| 641 |
-
fig.update_yaxes(range=[0, 100])
|
| 642 |
-
|
| 643 |
-
elif indicator == 'MACD':
|
| 644 |
-
fig = go.Figure()
|
| 645 |
-
fig.add_trace(go.Scatter(x=df.index, y=df['MACD'], name='MACD', mode='lines', line=dict(color='blue')))
|
| 646 |
-
fig.add_trace(go.Scatter(x=df.index, y=df['Signal_Line'], name='Signal', mode='lines', line=dict(color='red')))
|
| 647 |
-
colors = ['green' if val > 0 else 'red' for val in df['MACD_Hist']]
|
| 648 |
-
fig.add_trace(go.Bar(x=df.index, y=df['MACD_Hist'], name='Histogram', marker_color=colors))
|
| 649 |
-
fig.update_layout(title='MACD 指數平滑異同移動平均線')
|
| 650 |
-
|
| 651 |
-
elif indicator == 'BB':
|
| 652 |
-
fig = px.line(df, x=df.index, y=['Close', 'Upper_BB', 'Lower_BB'], title='布林通道 Bollinger Bands')
|
| 653 |
-
|
| 654 |
-
elif indicator == 'KD':
|
| 655 |
-
fig = px.line(df, x=df.index, y=['%K', '%D'], title='KD 隨機指標')
|
| 656 |
-
fig.add_hline(y=80, line_dash="dash", line_color="red", annotation_text="超買線")
|
| 657 |
-
fig.add_hline(y=20, line_dash="dash", line_color="green", annotation_text="超賣線")
|
| 658 |
-
fig.update_yaxes(range=[0, 100])
|
| 659 |
-
|
| 660 |
-
elif indicator == 'WR':
|
| 661 |
-
fig = px.line(df, x=df.index, y='%R', title='威廉指標 %R')
|
| 662 |
-
fig.add_hline(y=-20, line_dash="dash", line_color="red", annotation_text="超買線")
|
| 663 |
-
fig.add_hline(y=-80, line_dash="dash", line_color="green", annotation_text="超賣線")
|
| 664 |
-
fig.update_yaxes(range=[-100, 0])
|
| 665 |
-
|
| 666 |
-
elif indicator == 'DMI':
|
| 667 |
-
fig = px.line(df, x=df.index, y=['DIplus', 'DIminus', 'ADX'], title='DMI 動向指標')
|
| 668 |
-
fig.add_hline(y=20, line_dash="dash", line_color="orange", annotation_text="趨勢強弱參考線")
|
| 669 |
-
|
| 670 |
-
fig.update_layout(template='plotly_white')
|
| 671 |
return fig
|
| 672 |
|
| 673 |
-
|
| 674 |
@app.callback(
|
| 675 |
-
[
|
| 676 |
-
|
| 677 |
-
|
| 678 |
-
|
| 679 |
-
[
|
| 680 |
-
dash.dependencies.Input('comparison-stocks', 'value'),
|
| 681 |
-
dash.dependencies.Input('comparison-period', 'value')
|
| 682 |
-
]
|
| 683 |
)
|
| 684 |
-
def
|
| 685 |
-
|
| 686 |
-
|
| 687 |
-
|
| 688 |
-
|
| 689 |
-
for ticker in tickers:
|
| 690 |
-
df = yf.download(ticker, period=period)
|
| 691 |
-
if not df.empty:
|
| 692 |
-
df['Normalized'] = df['Close'] / df['Close'].iloc[0] * 100
|
| 693 |
-
df_dict[ticker] = df['Normalized']
|
| 694 |
-
|
| 695 |
-
if not df_dict:
|
| 696 |
-
return go.Figure(), html.P("找不到任何股票資料。")
|
| 697 |
-
|
| 698 |
-
normalized_df = pd.DataFrame(df_dict)
|
| 699 |
-
|
| 700 |
fig = go.Figure()
|
| 701 |
-
|
| 702 |
-
|
| 703 |
-
|
| 704 |
-
|
| 705 |
-
|
| 706 |
-
|
| 707 |
-
|
| 708 |
-
|
| 709 |
-
|
| 710 |
-
|
| 711 |
-
|
| 712 |
-
|
| 713 |
-
|
| 714 |
-
|
| 715 |
-
|
| 716 |
-
|
| 717 |
-
|
| 718 |
-
|
| 719 |
-
|
| 720 |
-
|
| 721 |
-
|
| 722 |
-
|
| 723 |
-
|
| 724 |
-
|
| 725 |
-
|
| 726 |
-
|
| 727 |
-
|
| 728 |
-
|
| 729 |
-
|
| 730 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
|
|
|
| 731 |
])
|
| 732 |
-
]
|
| 733 |
-
|
| 734 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
| 735 |
|
| 736 |
# 主程式執行
|
| 737 |
if __name__ == '__main__':
|
|
|
|
| 1 |
+
# HUGING_FACE_V2.1.3.py (整合 Bert_predict 版本)
|
| 2 |
+
|
| 3 |
# 系統套件
|
| 4 |
import os
|
| 5 |
from datetime import datetime, timedelta
|
|
|
|
| 14 |
import re
|
| 15 |
from bs4 import BeautifulSoup
|
| 16 |
import requests
|
|
|
|
|
|
|
|
|
|
|
|
|
| 17 |
|
| 18 |
# 引用您組員的預測器程式
|
| 19 |
+
from Bert_predict import BertPredictor
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 20 |
|
| 21 |
+
# 台股代號對應表 (移除台指期,因為它現在是獨立區塊)
|
|
|
|
| 22 |
TAIWAN_STOCKS = {
|
| 23 |
'元大台灣50': '0050.TW', # 新增
|
| 24 |
'台積電': '2330.TW',
|
|
|
|
| 35 |
'慧洋-KY': '2637.TW',
|
| 36 |
'上銀': '2049.TW',
|
| 37 |
'台泥': '1101.TW',
|
| 38 |
+
'南亞科': '2408.TW',
|
| 39 |
+
'旺宏': '2337.TW',
|
| 40 |
+
'譜瑞-KY': '4966.TWO',
|
| 41 |
+
'貿聯-KY': '3665.TW',
|
| 42 |
+
'騰雲': '6870.TWO',
|
| 43 |
+
'穩懋': '3105.TWO'
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 44 |
}
|
| 45 |
|
| 46 |
+
# 產業分類
|
| 47 |
INDUSTRY_MAPPING = {
|
| 48 |
+
'0050.TW': 'ETF', # 新增
|
| 49 |
+
'2330.TW': '半導體',
|
| 50 |
+
'2454.TW': '半導體',
|
| 51 |
+
'2317.TW': '電子組件',
|
| 52 |
+
'1301.TW': '塑膠',
|
| 53 |
+
'2412.TW': '電信',
|
| 54 |
+
'2881.TW': '金融',
|
| 55 |
+
'2882.TW': '金融',
|
| 56 |
+
'2308.TW': '電子',
|
| 57 |
+
'1216.TW': '食品',
|
| 58 |
+
'3711.TW': '半導體',
|
| 59 |
+
'2603.TW': '航運',
|
| 60 |
+
'2637.TW': '散裝航運',
|
| 61 |
+
'2049.TW': '工具機',
|
| 62 |
+
'1101.TW': '營建',
|
| 63 |
+
'2408.TW': 'DRAM',
|
| 64 |
+
'2337.TW': 'NFLSH',
|
| 65 |
+
'1101.TW': '營建',
|
| 66 |
+
'4966.TWO': '高速傳輸',
|
| 67 |
+
'3665.TW': '連接器',
|
| 68 |
+
'6870.TWO': '軟體整合',
|
| 69 |
+
'3105.TWO': 'PA功率'
|
| 70 |
}
|
| 71 |
|
| 72 |
+
def get_stock_data(symbol, period='1y'):
|
| 73 |
+
"""獲取股票資料"""
|
| 74 |
try:
|
| 75 |
+
stock = yf.Ticker(symbol)
|
| 76 |
data = stock.history(period=period)
|
| 77 |
+
if data.empty and symbol == 'TXF=F':
|
| 78 |
+
stock = yf.Ticker('0050.TW')
|
| 79 |
+
data = stock.history(period=period)
|
| 80 |
+
if data.empty:
|
| 81 |
+
stock = yf.Ticker('^TWII')
|
| 82 |
+
data = stock.history(period=period)
|
| 83 |
return data
|
| 84 |
+
except:
|
|
|
|
| 85 |
return pd.DataFrame()
|
| 86 |
|
| 87 |
+
def simple_lstm_predict(data, predict_days=5):
|
| 88 |
+
"""簡化的LSTM預測模型 (使用統計方法模擬)"""
|
| 89 |
+
if len(data) < 60:
|
| 90 |
+
return None
|
| 91 |
+
prices = data['Close'].values
|
| 92 |
+
ma_short = np.mean(prices[-5:])
|
| 93 |
+
ma_medium = np.mean(prices[-20:])
|
| 94 |
+
ma_long = np.mean(prices[-60:])
|
| 95 |
+
recent_trend = np.polyfit(range(20), prices[-20:], 1)[0]
|
| 96 |
+
volatility = np.std(prices[-20:]) / np.mean(prices[-20:])
|
| 97 |
+
base_change = recent_trend * predict_days
|
| 98 |
+
trend_factor = 1.0
|
| 99 |
+
if ma_short > ma_medium > ma_long:
|
| 100 |
+
trend_factor = 1.02
|
| 101 |
+
elif ma_short < ma_medium < ma_long:
|
| 102 |
+
trend_factor = 0.98
|
| 103 |
+
else:
|
| 104 |
+
trend_factor = 1.0
|
| 105 |
+
noise_factor = np.random.normal(1, volatility * 0.1)
|
| 106 |
+
predicted_price = prices[-1] * trend_factor + base_change + (prices[-1] * noise_factor * 0.01)
|
| 107 |
+
change_pct = ((predicted_price - prices[-1]) / prices[-1]) * 100
|
| 108 |
+
return {
|
| 109 |
+
'predicted_price': predicted_price,
|
| 110 |
+
'change_pct': change_pct,
|
| 111 |
+
'confidence': max(0.6, 1 - volatility * 2)
|
| 112 |
+
}
|
| 113 |
|
| 114 |
+
def calculate_technical_indicators(df):
|
| 115 |
+
"""計���技術指標"""
|
| 116 |
+
if df.empty: return df
|
| 117 |
+
df['MA5'] = df['Close'].rolling(window=5).mean()
|
| 118 |
+
df['MA20'] = df['Close'].rolling(window=20).mean()
|
| 119 |
delta = df['Close'].diff()
|
| 120 |
+
gain = (delta.where(delta > 0, 0)).rolling(window=14).mean()
|
| 121 |
+
loss = (-delta.where(delta < 0, 0)).rolling(window=14).mean()
|
| 122 |
+
rs = gain / loss
|
|
|
|
|
|
|
| 123 |
df['RSI'] = 100 - (100 / (1 + rs))
|
| 124 |
+
exp1 = df['Close'].ewm(span=12).mean()
|
| 125 |
+
exp2 = df['Close'].ewm(span=26).mean()
|
|
|
|
|
|
|
| 126 |
df['MACD'] = exp1 - exp2
|
| 127 |
+
df['MACD_Signal'] = df['MACD'].ewm(span=9).mean()
|
| 128 |
+
df['MACD_Histogram'] = df['MACD'] - df['MACD_Signal']
|
| 129 |
+
df['BB_Middle'] = df['Close'].rolling(window=20).mean()
|
| 130 |
+
bb_std = df['Close'].rolling(window=20).std()
|
| 131 |
+
df['BB_Upper'] = df['BB_Middle'] + (bb_std * 2)
|
| 132 |
+
df['BB_Lower'] = df['BB_Middle'] - (bb_std * 2)
|
| 133 |
+
low_min = df['Low'].rolling(window=9).min()
|
| 134 |
+
high_max = df['High'].rolling(window=9).max()
|
| 135 |
+
rsv = (df['Close'] - low_min) / (high_max - low_min) * 100
|
| 136 |
+
df['K'] = rsv.ewm(com=2).mean()
|
| 137 |
+
df['D'] = df['K'].ewm(com=2).mean()
|
| 138 |
+
low_min_14 = df['Low'].rolling(window=14).min()
|
| 139 |
+
high_max_14 = df['High'].rolling(window=14).max()
|
| 140 |
+
df['Williams_R'] = -100 * (high_max_14 - df['Close']) / (high_max_14 - low_min_14)
|
| 141 |
+
df['up_move'] = df['High'] - df['High'].shift(1)
|
| 142 |
+
df['down_move'] = df['Low'].shift(1) - df['Low']
|
| 143 |
+
df['+DM'] = np.where((df['up_move'] > df['down_move']) & (df['up_move'] > 0), df['up_move'], 0)
|
| 144 |
+
df['-DM'] = np.where((df['down_move'] > df['up_move']) & (df['down_move'] > 0), df['down_move'], 0)
|
| 145 |
+
df['TR'] = np.max([df['High'] - df['Low'], abs(df['High'] - df['Close'].shift(1)), abs(df['Low'] - df['Close'].shift(1))], axis=0)
|
| 146 |
+
df['+DI'] = (df['+DM'].ewm(com=13, adjust=False).mean() / df['TR'].ewm(com=13, adjust=False).mean()) * 100
|
| 147 |
+
df['-DI'] = (df['-DM'].ewm(com=13, adjust=False).mean() / df['TR'].ewm(com=13, adjust=False).mean()) * 100
|
| 148 |
+
df['DX'] = abs(df['+DI'] - df['-DI']) / (df['+DI'] + df['-DI']) * 100
|
| 149 |
+
df['ADX'] = df['DX'].ewm(com=13, adjust=False).mean()
|
|
|
|
|
|
|
|
|
|
|
|
|
| 150 |
return df
|
| 151 |
|
| 152 |
+
def calculate_volume_profile(df, num_bins=50):
|
| 153 |
+
if df.empty or 'High' not in df.columns or 'Low' not in df.columns or 'Volume' not in df.columns: return None, None, None
|
| 154 |
+
all_prices = np.concatenate([df['High'].values, df['Low'].values])
|
| 155 |
+
min_price, max_price = all_prices.min(), all_prices.max()
|
| 156 |
+
price_for_volume = (df['High'] + df['Low'] + df['Close']) / 3
|
| 157 |
+
df_vol_profile = df.copy()
|
| 158 |
+
df_vol_profile['Price_Indicator'] = price_for_volume
|
| 159 |
+
hist, bin_edges = np.histogram(df_vol_profile['Price_Indicator'], bins=num_bins, range=(min_price, max_price), weights=df_vol_profile['Volume'])
|
| 160 |
+
price_centers = (bin_edges[:-1] + bin_edges[1:]) / 2
|
| 161 |
+
return bin_edges, hist, price_centers
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 162 |
|
| 163 |
+
def get_business_climate_data():
|
| 164 |
try:
|
| 165 |
+
if not os.path.exists('business_climate.csv'): return pd.DataFrame()
|
| 166 |
+
df = pd.read_csv('business_climate.csv')
|
| 167 |
+
if 'Date' not in df.columns: df.columns = ['Date', 'Index'] if len(df.columns) == 2 else df.columns
|
| 168 |
+
if 'Date' in df.columns:
|
| 169 |
+
try: df['Date'] = pd.to_datetime(df['Date'] + '-01', format='%Y-%m-%d', errors='coerce')
|
| 170 |
+
except: df['Date'] = pd.to_datetime(df['Date'], errors='coerce')
|
| 171 |
+
df = df.dropna(subset=['Date'])
|
| 172 |
+
return df
|
| 173 |
+
except Exception as e:
|
| 174 |
+
print(f"無法獲取景氣燈號資料: {str(e)}")
|
| 175 |
+
return pd.DataFrame()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 176 |
|
| 177 |
+
def get_pmi_data():
|
| 178 |
+
try:
|
| 179 |
+
if not os.path.exists('taiwan_pmi.csv'): return pd.DataFrame()
|
| 180 |
+
df = pd.read_csv('taiwan_pmi.csv')
|
| 181 |
+
if 'DATE' in df.columns: df = df.rename(columns={'DATE': 'Date', 'INDEX': 'Index'})
|
| 182 |
+
elif len(df.columns) == 2: df.columns = ['Date', 'Index']
|
| 183 |
+
if 'Date' in df.columns:
|
| 184 |
+
try: df['Date'] = pd.to_datetime(df['Date'] + '-01', format='%Y-%m-%d', errors='coerce')
|
| 185 |
+
except: df['Date'] = pd.to_datetime(df['Date'], errors='coerce')
|
| 186 |
+
df = df.dropna(subset=['Date'])
|
| 187 |
+
return df
|
| 188 |
except Exception as e:
|
| 189 |
+
print(f"無法獲取 PMI 資料: {str(e)}")
|
| 190 |
+
return pd.DataFrame()
|
| 191 |
|
|
|
|
| 192 |
# 建立 Dash 應用程式
|
| 193 |
app = dash.Dash(__name__, suppress_callback_exceptions=True)
|
| 194 |
|
| 195 |
+
# --- 【新增】在程式啟動時,初始化 BERT 新聞預測器 ---
|
| 196 |
+
try:
|
| 197 |
+
print("正在初始化新聞情緒分析模型...")
|
| 198 |
+
predictor = BertPredictor(max_news_per_keyword=5)
|
| 199 |
+
print("新聞情緒分析模型初始化成功。")
|
| 200 |
+
except Exception as e:
|
| 201 |
+
print(f"錯誤:新聞情緒分析模型初始化失敗 - {e}")
|
| 202 |
+
predictor = None
|
| 203 |
+
|
| 204 |
+
# 應用程式佈局
|
| 205 |
+
app.layout = html.Div([
|
| 206 |
+
html.H1("台股分析儀表板", style={'text-align': 'center', 'margin-bottom': '30px'}),
|
|
|
|
|
|
|
|
|
|
| 207 |
html.Div([
|
| 208 |
html.H2("🤖 AI深度學習預測 - 台指期指數", style={'text-align': 'center','color': '#FFCC22','margin-bottom': '25px'}),
|
| 209 |
html.Div([
|
|
|
|
| 221 |
html.Div([dcc.Graph(id='taiex-prediction-chart')], style={'margin-top': '20px'})
|
| 222 |
], style={'background': 'linear-gradient(135deg, #667eea 0%, #764ba2 100%)','padding': '25px','border-radius': '15px','box-shadow': '0 8px 25px rgba(0,0,0,0.15)','color': 'white','margin-bottom': '40px'}),
|
| 223 |
|
| 224 |
+
# 新聞情感分析區域
|
| 225 |
+
html.Div([
|
| 226 |
+
html.H3("📰 市場情緒與新聞分析", style={'color': '#E74C3C', 'margin-bottom': '20px'}),
|
| 227 |
+
html.Div([
|
| 228 |
+
html.Div([
|
| 229 |
+
html.H4("市場情緒指標", style={'color': '#8E44AD'}),
|
| 230 |
+
html.Div(id='sentiment-gauge')
|
| 231 |
+
], style={'width': '48%', 'display': 'inline-block'}),
|
| 232 |
+
html.Div([
|
| 233 |
+
html.H4("關鍵新聞摘要", style={'color': '#27AE60'}),
|
| 234 |
+
html.Div(id='news-summary', style={'background': '#f8f9fa','padding': '15px','border-radius': '8px','max-height': '200px','overflow-y': 'auto'})
|
| 235 |
+
], style={'width': '48%', 'display': 'inline-block', 'margin-left': '4%'})
|
| 236 |
+
])
|
| 237 |
+
], style={'margin-top': '30px','padding': '20px','background': 'white','border-radius': '10px','box-shadow': '0 2px 10px rgba(0,0,0,0.1)'}),
|
| 238 |
|
| 239 |
html.Div([
|
| 240 |
html.H3("景氣燈號與 PMI 分析"),
|
|
|
|
| 243 |
html.Div([dcc.Graph(id='pmi-chart')], style={'width': '48%', 'display': 'inline-block', 'margin-left': '2%'})
|
| 244 |
])
|
| 245 |
], style={'margin-top': '30px'}),
|
| 246 |
+
|
|
|
|
|
|
|
|
|
|
|
|
|
| 247 |
html.Div([
|
| 248 |
html.Div([
|
| 249 |
html.Label("選擇股票:"),
|
|
|
|
| 260 |
dcc.Dropdown(id='chart-type', options=[{'label': '線圖', 'value': 'line'},{'label': '蠟燭圖', 'value': 'candlestick'}], value='candlestick', style={'margin-bottom': '10px'})
|
| 261 |
], style={'width': '30%', 'display': 'inline-block', 'margin-left': '5%', 'vertical-align': 'top'})
|
| 262 |
], style={'margin-bottom': '30px'}),
|
| 263 |
+
|
| 264 |
html.Div(id='stock-info-cards', style={'margin-bottom': '30px'}),
|
| 265 |
html.Div([html.Div([dcc.Graph(id='price-chart')], style={'width': '100%', 'display': 'inline-block', 'vertical-align': 'top'})]),
|
| 266 |
html.Div([
|
|
|
|
| 313 |
], style={'margin-top': '30px','padding': '20px','background': 'white','border-radius': '10px','box-shadow': '0 2px 10px rgba(0,0,0,0.1)'}),
|
| 314 |
])
|
| 315 |
|
| 316 |
+
# 台指期獨立預測回調函數
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 317 |
@app.callback(
|
| 318 |
+
[dash.dependencies.Output('taiex-prediction-results', 'children'),
|
| 319 |
+
dash.dependencies.Output('taiex-prediction-chart', 'figure')],
|
| 320 |
+
[dash.dependencies.Input('taiex-prediction-period', 'value')]
|
| 321 |
)
|
| 322 |
+
def update_taiex_prediction(predict_days):
|
| 323 |
+
data = get_stock_data('^TWII', '2y')
|
| 324 |
+
if data.empty: return html.Div("無法獲取台指期資料"), {}
|
| 325 |
+
final_prediction = simple_lstm_predict(data, predict_days)
|
| 326 |
+
if final_prediction is None: return html.Div("資料不足,無法進行預測"), {}
|
| 327 |
+
current_price, last_date = data['Close'].iloc[-1], data.index[-1]
|
| 328 |
+
predicted_price, change_pct, confidence = final_prediction['predicted_price'], final_prediction['change_pct'], final_prediction['confidence']
|
| 329 |
+
prediction_paths = {1: [1], 5: [1, 5], 10: [1, 5, 10], 20: [1, 10, 20], 60: [1, 10, 20, 60]}
|
| 330 |
+
intervals_to_predict = prediction_paths.get(predict_days, [predict_days])
|
| 331 |
+
prediction_dates, prediction_prices = [last_date], [current_price]
|
| 332 |
+
for days in intervals_to_predict:
|
| 333 |
+
interim_prediction = simple_lstm_predict(data, days)
|
| 334 |
+
if interim_prediction:
|
| 335 |
+
prediction_dates.append(last_date + timedelta(days=days))
|
| 336 |
+
prediction_prices.append(interim_prediction['predicted_price'])
|
| 337 |
+
color, arrow = ('red', '📈') if change_pct >= 0 else ('green', '📉')
|
| 338 |
+
result_card = html.Div([
|
| 339 |
+
html.H4(f"{predict_days}日後預測結果", style={'margin': '0 0 15px 0', 'color': 'white'}),
|
| 340 |
+
html.Div([html.Span(f"{arrow} ", style={'font-size': '24px'}), html.Span(f"{change_pct:+.2f}%", style={'font-size': '28px','font-weight': 'bold','color': color})], style={'margin': '10px 0'}),
|
| 341 |
+
html.P(f"目前價格: {current_price:.2f}", style={'margin': '5px 0'}), html.P(f"預測價格: {predicted_price:.2f}", style={'margin': '5px 0'}),
|
| 342 |
+
html.P(f"信心度: {confidence:.1%}", style={'margin': '5px 0', 'font-size': '14px'})
|
| 343 |
+
], style={'background': 'rgba(255,255,255,0.1)','padding': '20px','border-radius': '10px','border': '1px solid rgba(255,255,255,0.2)'})
|
| 344 |
+
fig = go.Figure()
|
| 345 |
+
recent_data = data.tail(30)
|
| 346 |
+
fig.add_trace(go.Scatter(x=recent_data.index, y=recent_data['Close'], mode='lines', name='歷史價格', line=dict(color='#FFA726', width=2)))
|
| 347 |
+
fig.add_trace(go.Scatter(x=prediction_dates, y=prediction_prices, mode='lines+markers', name=f'{predict_days}日預測路徑', line=dict(color=color, width=3, dash='dash'), marker=dict(size=8)))
|
| 348 |
+
fig.update_layout(title=f'台指期 {predict_days}日預測走勢', xaxis_title='日期', yaxis_title='指數點位', height=350, plot_bgcolor='rgba(0,0,0,0)', paper_bgcolor='rgba(0,0,0,0)', font=dict(color='white'))
|
| 349 |
+
return result_card, fig
|
| 350 |
|
| 351 |
+
# 更新股價資訊卡片
|
| 352 |
@app.callback(
|
| 353 |
+
dash.dependencies.Output('stock-info-cards', 'children'),
|
| 354 |
+
[dash.dependencies.Input('stock-dropdown', 'value')]
|
|
|
|
| 355 |
)
|
| 356 |
+
def update_stock_info(selected_stock):
|
| 357 |
+
data = get_stock_data(selected_stock, '5d')
|
| 358 |
+
if data.empty: return html.Div("無法獲取股票資料")
|
| 359 |
+
current_price = data['Close'].iloc[-1]
|
| 360 |
+
prev_price = data['Close'].iloc[-2] if len(data) > 1 else current_price
|
| 361 |
+
change = current_price - prev_price
|
| 362 |
+
change_pct = (change / prev_price) * 100
|
| 363 |
+
stock_name = [name for name, symbol in TAIWAN_STOCKS.items() if symbol == selected_stock][0]
|
| 364 |
+
color, arrow = ('red', '▲') if change >= 0 else ('green', '▼')
|
| 365 |
+
return html.Div([
|
| 366 |
+
html.Div([
|
| 367 |
+
html.H3(f"{stock_name} ({selected_stock})", style={'margin': '0'}),
|
| 368 |
+
html.H2(f"${current_price:.2f}", style={'margin': '5px 0', 'color': color}),
|
| 369 |
+
html.P(f"{arrow} {change:+.2f} ({change_pct:+.2f}%)", style={'margin': '0', 'color': color, 'font-weight': 'bold'})
|
| 370 |
+
], style={'background': 'white','padding': '20px','border-radius': '10px','box-shadow': '0 2px 10px rgba(0,0,0,0.1)','display': 'inline-block','margin-right': '20px'}),
|
| 371 |
+
html.Div([
|
| 372 |
+
html.H4("今日統計", style={'margin': '0 0 10px 0'}),
|
| 373 |
+
html.P(f"最高: ${data['High'].iloc[-1]:.2f}", style={'margin': '5px 0'}),
|
| 374 |
+
html.P(f"最低: ${data['Low'].iloc[-1]:.2f}", style={'margin': '5px 0'}),
|
| 375 |
+
html.P(f"成交量: {data['Volume'].iloc[-1]:,.0f}", style={'margin': '5px 0'})
|
| 376 |
+
], style={'background': 'white','padding': '20px','border-radius': '10px','box-shadow': '0 2px 10px rgba(0,0,0,0.1)','display': 'inline-block'})
|
| 377 |
])
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|
| 378 |
|
| 379 |
+
# 更新主要圖表 (股價與成交量分佈)
|
| 380 |
+
@app.callback(
|
| 381 |
+
dash.dependencies.Output('price-chart', 'figure'),
|
| 382 |
+
[dash.dependencies.Input('stock-dropdown', 'value'),
|
| 383 |
+
dash.dependencies.Input('period-dropdown', 'value'),
|
| 384 |
+
dash.dependencies.Input('chart-type', 'value')]
|
| 385 |
+
)
|
| 386 |
+
def update_price_chart(selected_stock, period, chart_type):
|
| 387 |
+
data = get_stock_data(selected_stock, period)
|
| 388 |
+
if data.empty: return {}
|
| 389 |
+
data = calculate_technical_indicators(data)
|
| 390 |
+
stock_name = [name for name, symbol in TAIWAN_STOCKS.items() if symbol == selected_stock][0]
|
| 391 |
+
fig = make_subplots(rows=1, cols=2, shared_yaxes=True, column_widths=[0.8, 0.2], horizontal_spacing=0.01)
|
| 392 |
+
if chart_type == 'candlestick':
|
| 393 |
+
fig.add_trace(go.Candlestick(x=data.index, open=data['Open'], high=data['High'], low=data['Low'], close=data['Close'], name=stock_name, increasing_line_color='red', decreasing_line_color='green'), row=1, col=1)
|
| 394 |
+
else:
|
| 395 |
+
fig.add_trace(px.line(data, y='Close').data[0], row=1, col=1)
|
| 396 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['MA5'], mode='lines', name='MA5', line=dict(color='orange')), row=1, col=1)
|
| 397 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['MA20'], mode='lines', name='MA20', line=dict(color='blue')), row=1, col=1)
|
| 398 |
+
bin_edges, volume_per_bin, price_centers = calculate_volume_profile(data, num_bins=50)
|
| 399 |
+
if volume_per_bin is not None:
|
| 400 |
+
fig.add_trace(go.Bar(orientation='h', y=price_centers, x=volume_per_bin, name='Volume Profile', text=[f'{vol/1000:.0f}k' for vol in volume_per_bin], textposition='auto', marker=dict(color='rgba(173, 216, 230, 0.6)', line=dict(color='rgba(30, 144, 255, 0.8)', width=1))), row=1, col=2)
|
| 401 |
+
fig.update_layout(title_text=f'{stock_name} 股價走勢與成交量分佈', height=500, showlegend=True, xaxis1=dict(title='日期', type='date', rangeslider_visible=False), yaxis1=dict(title='��格 (TWD)'), xaxis2=dict(title='成交量', showticklabels=True), yaxis2=dict(showticklabels=False), bargap=0.05)
|
| 402 |
+
return fig
|
| 403 |
|
| 404 |
+
# 更新進階技術指標圖表
|
| 405 |
@app.callback(
|
| 406 |
+
dash.dependencies.Output('advanced-technical-chart', 'figure'),
|
| 407 |
+
[dash.dependencies.Input('technical-indicator-selector', 'value'),
|
| 408 |
+
dash.dependencies.Input('stock-dropdown', 'value'),
|
| 409 |
+
dash.dependencies.Input('period-dropdown', 'value')]
|
| 410 |
)
|
| 411 |
+
def update_advanced_technical_chart(indicator, selected_stock, period):
|
| 412 |
+
data = get_stock_data(selected_stock, period)
|
| 413 |
+
if data.empty: return {}
|
| 414 |
+
data = calculate_technical_indicators(data)
|
| 415 |
+
stock_name = [name for name, symbol in TAIWAN_STOCKS.items() if symbol == selected_stock][0]
|
| 416 |
+
fig = go.Figure() # Fallback
|
| 417 |
+
if indicator == 'RSI':
|
| 418 |
+
fig = go.Figure()
|
| 419 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['RSI'], mode='lines', name='RSI', line=dict(color='purple', width=2)))
|
| 420 |
+
fig.add_hline(y=70, line_dash="dash", line_color="green", annotation_text="超買線(70)")
|
| 421 |
+
fig.add_hline(y=30, line_dash="dash", line_color="red", annotation_text="超賣線(30)")
|
| 422 |
+
fig.add_hline(y=50, line_dash="dot", line_color="gray", annotation_text="中線(50)")
|
| 423 |
+
fig.update_layout(title=f'{stock_name} - RSI 相對強弱指標', xaxis_title='日期', yaxis_title='RSI', height=450, yaxis=dict(range=[0, 100]))
|
| 424 |
+
elif indicator == 'MACD':
|
| 425 |
+
fig = make_subplots(rows=2, cols=1, shared_xaxes=True, vertical_spacing=0.1, row_heights=[0.7, 0.3], subplot_titles=('價格走勢', 'MACD 指標'))
|
| 426 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['Close'], mode='lines', name='收盤價', line=dict(color='black', width=1.5)), row=1, col=1)
|
| 427 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['MACD'], mode='lines', name='MACD (快線)', line=dict(color='blue', width=2)), row=2, col=1)
|
| 428 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['MACD_Signal'], mode='lines', name='Signal (慢線)', line=dict(color='red', width=2)), row=2, col=1)
|
| 429 |
+
colors = ['red' if x >= 0 else 'green' for x in data['MACD_Histogram']]
|
| 430 |
+
fig.add_trace(go.Bar(x=data.index, y=data['MACD_Histogram'], name='MACD柱狀圖', marker_color=colors), row=2, col=1)
|
| 431 |
+
fig.update_layout(title_text=f'{stock_name} - MACD 指數平滑異同移動平均線', height=550)
|
| 432 |
+
elif indicator == 'BB':
|
| 433 |
+
fig = go.Figure()
|
| 434 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['Close'], mode='lines', name='收盤價', line=dict(color='black', width=2)))
|
| 435 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['BB_Upper'], mode='lines', name='上軌', line=dict(color='red', width=1, dash='dash')))
|
| 436 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['BB_Middle'], mode='lines', name='中軌(MA20)', line=dict(color='blue', width=1)))
|
| 437 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['BB_Lower'], mode='lines', name='下軌', line=dict(color='green', width=1, dash='dash')))
|
| 438 |
+
fig.update_layout(title=f'{stock_name} - 布林通道 (20日, 2σ)', xaxis_title='日期', yaxis_title='價格 (TWD)', height=450)
|
| 439 |
+
elif indicator == 'KD':
|
| 440 |
+
fig = make_subplots(rows=2, cols=1, shared_xaxes=True, vertical_spacing=0.1, row_heights=[0.6, 0.4], subplot_titles=('價格走勢', 'KD指標'))
|
| 441 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['Close'], mode='lines', name='收盤價', line=dict(color='black', width=1)), row=1, col=1)
|
| 442 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['K'], mode='lines', name='K線', line=dict(color='blue', width=2)), row=2, col=1)
|
| 443 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['D'], mode='lines', name='D線', line=dict(color='red', width=2)), row=2, col=1)
|
| 444 |
+
fig.add_hline(y=80, line_dash="dash", line_color="green", annotation_text="超買線(80)", row=2, col=1)
|
| 445 |
+
fig.add_hline(y=20, line_dash="dash", line_color="red", annotation_text="超賣線(20)", row=2, col=1)
|
| 446 |
+
fig.update_layout(title=f'{stock_name} - KD 隨機指標 (9,3,3)', height=500, yaxis2_range=[0, 100])
|
| 447 |
+
elif indicator == 'WR':
|
| 448 |
+
fig = make_subplots(rows=2, cols=1, shared_xaxes=True, vertical_spacing=0.1, row_heights=[0.6, 0.4], subplot_titles=('價格走勢', '威廉指標 %R'))
|
| 449 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['Close'], mode='lines', name='收盤價', line=dict(color='black', width=1)), row=1, col=1)
|
| 450 |
+
fig.add_trace(go.Scatter(x=data.index, y=data['Williams_R'], mode='lines', name='威廉%R', line=dict(color='purple', width=2)), row=2, col=1)
|
| 451 |
+
fig.add_hline(y=-20, line_dash="dash", line_color="green", annotation_text="超買線(-20)", row=2, col=1)
|
| 452 |
+
fig.add_hline(y=-80, line_dash="dash", line_color="red", annotation_text="超賣線(-80)", row=2, col=1)
|
| 453 |
+
fig.update_layout(title=f'{stock_name} - 威廉指標 %R (14日)', height=500, yaxis2_range=[-100, 0])
|
| 454 |
+
elif indicator == 'DMI':
|
| 455 |
+
fig = make_subplots(rows=2, cols=1, shared_xaxes=True, vertical_spacing=0.1, row_heights=[0.6, 0.4], subplot_titles=('價格走勢', 'DMI 指標'))
|
| 456 |
+
data_filtered = data.iloc[14:]
|
| 457 |
+
fig.add_trace(go.Scatter(x=data_filtered.index, y=data_filtered['Close'], mode='lines', name='收盤價', line=dict(color='black', width=1)), row=1, col=1)
|
| 458 |
+
fig.add_trace(go.Scatter(x=data_filtered.index, y=data_filtered['+DI'], mode='lines', name='+DI', line=dict(color='red', width=2)), row=2, col=1)
|
| 459 |
+
fig.add_trace(go.Scatter(x=data_filtered.index, y=data_filtered['-DI'], mode='lines', name='-DI', line=dict(color='green', width=2)), row=2, col=1)
|
| 460 |
+
fig.add_trace(go.Scatter(x=data_filtered.index, y=data_filtered['ADX'], mode='lines', name='ADX', line=dict(color='blue', width=2, dash='dot')), row=2, col=1)
|
| 461 |
+
fig.update_layout(title=f'{stock_name} - DMI 動向指標 (14日)', height=500, showlegend=True, yaxis2_range=[0, 100])
|
| 462 |
return fig
|
| 463 |
|
| 464 |
+
# 更新成交量圖表
|
| 465 |
@app.callback(
|
| 466 |
+
dash.dependencies.Output('volume-chart', 'figure'),
|
| 467 |
+
[dash.dependencies.Input('stock-dropdown', 'value'),
|
| 468 |
+
dash.dependencies.Input('period-dropdown', 'value')]
|
| 469 |
)
|
| 470 |
+
def update_volume_chart(selected_stock, period):
|
| 471 |
+
data = get_stock_data(selected_stock, period)
|
| 472 |
+
if data.empty: return {}
|
| 473 |
+
stock_name = [name for name, symbol in TAIWAN_STOCKS.items() if symbol == selected_stock][0]
|
| 474 |
+
colors = ['red' if data['Close'].iloc[i] > data['Open'].iloc[i] else 'green' for i in range(len(data))]
|
| 475 |
+
fig = go.Figure(go.Bar(x=data.index, y=data['Volume'], marker_color=colors, name='成交量'))
|
| 476 |
+
fig.update_layout(title=f'{stock_name} 成交量', xaxis_title='日期', yaxis_title='成交量', height=300)
|
|
|
|
|
|
|
| 477 |
return fig
|
| 478 |
|
| 479 |
+
# 更新產業分析圖表
|
| 480 |
+
@app.callback(
|
| 481 |
+
dash.dependencies.Output('industry-analysis', 'figure'),
|
| 482 |
+
[dash.dependencies.Input('stock-dropdown', 'value')]
|
| 483 |
+
)
|
| 484 |
+
def update_industry_analysis(selected_stock):
|
| 485 |
+
industry_data = []
|
| 486 |
+
for symbol in list(TAIWAN_STOCKS.values())[:10]:
|
| 487 |
+
data = get_stock_data(symbol, '1mo')
|
| 488 |
+
if not data.empty:
|
| 489 |
+
stock_name = [name for name, symbol_code in TAIWAN_STOCKS.items() if symbol_code == symbol][0]
|
| 490 |
+
return_pct = ((data['Close'].iloc[-1] - data['Close'].iloc[0]) / data['Close'].iloc[0]) * 100
|
| 491 |
+
industry_data.append({'股票': stock_name, '代碼': symbol, '月報酬率(%)': return_pct, '產業': INDUSTRY_MAPPING.get(symbol, '其他')})
|
| 492 |
+
if not industry_data: return {}
|
| 493 |
+
df_industry = pd.DataFrame(industry_data)
|
| 494 |
+
fig = px.pie(df_industry, values='月報酬率(%)', names='股票', title='各股票月報酬率比較', color_discrete_sequence=px.colors.qualitative.Set3)
|
| 495 |
+
fig.update_layout(height=400)
|
| 496 |
+
return fig
|
| 497 |
|
| 498 |
+
# 更新景氣燈號圖表
|
| 499 |
@app.callback(
|
| 500 |
+
dash.dependencies.Output('business-climate-chart', 'figure'),
|
| 501 |
+
[dash.dependencies.Input('stock-dropdown', 'value')]
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 502 |
)
|
| 503 |
+
def update_business_climate_chart(selected_stock):
|
| 504 |
+
df = get_business_climate_data()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 505 |
if df.empty:
|
| 506 |
+
fig = go.Figure().add_annotation(text="無法載入景氣燈號資料", showarrow=False)
|
| 507 |
+
fig.update_layout(title="台灣景氣燈號", height=300)
|
| 508 |
+
return fig
|
| 509 |
+
def get_light_color(score):
|
| 510 |
+
if score >= 32: return 'red'
|
| 511 |
+
elif score >= 24: return 'orange'
|
| 512 |
+
elif score >= 17: return 'yellow'
|
| 513 |
+
elif score >= 10: return 'lightgreen'
|
| 514 |
+
else: return 'blue'
|
| 515 |
+
colors = [get_light_color(score) for score in df['Index']]
|
| 516 |
+
fig = go.Figure()
|
| 517 |
+
fig.add_trace(go.Scatter(x=df['Date'], y=df['Index'], mode='lines+markers', name='景氣燈號', line=dict(color='darkblue', width=2), marker=dict(size=8, color=colors, line=dict(width=2, color='darkblue'))))
|
| 518 |
+
fig.add_hline(y=32, line_dash="dash", line_color="red", annotation_text="紅燈(32)")
|
| 519 |
+
fig.add_hline(y=17, line_dash="dash", line_color="yellow", annotation_text="黃燈(17)")
|
| 520 |
+
fig.update_layout(title="台灣景氣燈號走勢", xaxis_title='日期', yaxis_title='燈號分數', height=300, yaxis=dict(range=[0, 40]))
|
| 521 |
+
return fig
|
|
|
|
|
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|
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|
|
|
|
|
|
| 522 |
|
| 523 |
+
# 更新分析師觀點
|
| 524 |
@app.callback(
|
| 525 |
+
[dash.dependencies.Output('technical-analysis-text', 'children'),
|
| 526 |
+
dash.dependencies.Output('fundamental-analysis-text', 'children'),
|
| 527 |
+
dash.dependencies.Output('market-outlook-text', 'children')],
|
| 528 |
+
[dash.dependencies.Input('stock-dropdown', 'value'),
|
| 529 |
+
dash.dependencies.Input('period-dropdown', 'value')]
|
|
|
|
| 530 |
)
|
| 531 |
+
def update_analysis_text(selected_stock, period):
|
| 532 |
+
data = get_stock_data(selected_stock, period)
|
| 533 |
+
stock_name = [name for name, symbol in TAIWAN_STOCKS.items() if symbol == selected_stock][0]
|
| 534 |
+
if data.empty: return "無法獲取資料", "無法獲取資料", "無法獲取資料"
|
| 535 |
+
data = calculate_technical_indicators(data)
|
| 536 |
+
current_price = data['Close'].iloc[-1]
|
| 537 |
+
price_change = ((current_price - data['Close'].iloc[0]) / data['Close'].iloc[0]) * 100
|
| 538 |
+
rsi_current = data['RSI'].iloc[-1] if not pd.isna(data['RSI'].iloc[-1]) else 50
|
| 539 |
+
macd_current = data['MACD'].iloc[-1] if not pd.isna(data['MACD'].iloc[-1]) else 0
|
| 540 |
+
macd_signal_current = data['MACD_Signal'].iloc[-1] if not pd.isna(data['MACD_Signal'].iloc[-1]) else 0
|
| 541 |
+
technical_text = html.Div([
|
| 542 |
+
html.P([html.Strong("價格趨勢:"), f"近期{period}期間內,{stock_name}呈現", html.Span(f"{'上漲' if price_change > 5 else '下跌' if price_change < -5 else '盤整'}", style={'color': 'red' if price_change > 5 else 'green' if price_change < -5 else 'orange', 'font-weight': 'bold'}), f"走勢,累計變動{price_change:+.1f}%。"]),
|
| 543 |
+
html.P([html.Strong("RSI指標:"), f"目前為{rsi_current:.1f},", html.Span("處於超買區間" if rsi_current > 70 else "處於超賣區間" if rsi_current < 30 else "在正常範圍內", style={'color': 'green' if rsi_current > 70 else 'red' if rsi_current < 30 else 'blue', 'font-weight': 'bold'}), "。"]),
|
| 544 |
+
html.P([html.Strong("MACD指標:"), f"MACD線({macd_current:.3f})", html.Span("高於" if macd_current > macd_signal_current else "低於", style={'color': 'red' if macd_current > macd_signal_current else 'green', 'font-weight': 'bold'}), f"信號線({macd_signal_current:.3f}),", f"顯示{'多頭' if macd_current > macd_signal_current else '空頭'}格局。"]),
|
| 545 |
+
])
|
| 546 |
+
industry = INDUSTRY_MAPPING.get(selected_stock, '綜合')
|
| 547 |
+
fundamental_text = html.Div([
|
| 548 |
+
html.P([html.Strong("產業地位:"), f"{stock_name}屬於{industry}產業,在產業鏈中具有", html.Span("重要地位" if selected_stock in ['2330.TW', '2454.TW', '2317.TW'] else "一定影響力", style={'font-weight': 'bold'}), "。"]),
|
| 549 |
+
html.P([html.Strong("營運展望:"), f"建議持續關注季報表現及未來指引。"]),
|
| 550 |
+
])
|
| 551 |
+
outlook_tone = "謹慎樂觀" if price_change > 10 else "保守觀望" if price_change < -10 else "中性持平"
|
| 552 |
+
market_outlook = html.Div([
|
| 553 |
+
html.P([html.Strong("整體評估:"), f"基於技術面及基本面分析,對{stock_name}採取", html.Span(f"{outlook_tone}", style={'font-weight': 'bold'}), "態度。"]),
|
| 554 |
+
html.P([html.Strong("投資建議:"), "短線操作注意技術指標,長線投資關注基本面變化。"]),
|
| 555 |
+
])
|
| 556 |
+
return technical_text, fundamental_text, market_outlook
|
| 557 |
|
| 558 |
+
# 更新PMI圖表
|
| 559 |
+
@app.callback(
|
| 560 |
+
dash.dependencies.Output('pmi-chart', 'figure'),
|
| 561 |
+
[dash.dependencies.Input('stock-dropdown', 'value')]
|
| 562 |
+
)
|
| 563 |
+
def update_pmi_chart(selected_stock):
|
| 564 |
+
df = get_pmi_data()
|
| 565 |
+
if df.empty:
|
| 566 |
+
fig = go.Figure().add_annotation(text="無法載入PMI資料", showarrow=False)
|
| 567 |
+
fig.update_layout(title="台灣PMI指數", height=300)
|
| 568 |
+
return fig
|
| 569 |
+
colors = ['red' if value >= 50 else 'green' for value in df['Index']]
|
| 570 |
fig = go.Figure()
|
| 571 |
+
fig.add_trace(go.Scatter(x=df['Date'], y=df['Index'], mode='lines+markers', name='PMI指數', line=dict(color='darkblue', width=2), marker=dict(size=8, color=colors, line=dict(width=2, color='darkblue'))))
|
| 572 |
+
fig.add_hline(y=50, line_dash="dash", line_color="black", annotation_text="榮枯線(50)")
|
| 573 |
+
fig.update_layout(title="台灣PMI指數走勢", xaxis_title='日期', yaxis_title='PMI指數', height=300, yaxis=dict(range=[35, 60]))
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|
| 574 |
return fig
|
| 575 |
|
| 576 |
+
# 更新多檔股票比較
|
| 577 |
@app.callback(
|
| 578 |
+
[dash.dependencies.Output('comparison-chart', 'figure'),
|
| 579 |
+
dash.dependencies.Output('comparison-table', 'children')],
|
| 580 |
+
[dash.dependencies.Input('comparison-stocks', 'value'),
|
| 581 |
+
dash.dependencies.Input('comparison-period', 'value')]
|
|
|
|
|
|
|
|
|
|
|
|
|
| 582 |
)
|
| 583 |
+
def update_comparison_analysis(selected_stocks, period):
|
| 584 |
+
fixed_stock = '0050.TW'
|
| 585 |
+
if not selected_stocks: selected_stocks = [fixed_stock]
|
| 586 |
+
elif fixed_stock not in selected_stocks: selected_stocks.insert(0, fixed_stock)
|
| 587 |
+
selected_stocks = selected_stocks[:5]
|
|
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|
|
|
|
| 588 |
fig = go.Figure()
|
| 589 |
+
comparison_data = []
|
| 590 |
+
for stock in selected_stocks:
|
| 591 |
+
data = get_stock_data(stock, period)
|
| 592 |
+
if not data.empty:
|
| 593 |
+
stock_name = next((name for name, symbol in TAIWAN_STOCKS.items() if symbol == stock), stock)
|
| 594 |
+
normalized_prices = (data['Close'] / data['Close'].iloc[0]) * 100
|
| 595 |
+
fig.add_trace(go.Scatter(x=data.index, y=normalized_prices, mode='lines', name=stock_name, line=dict(width=2)))
|
| 596 |
+
total_return = ((data['Close'].iloc[-1] / data['Close'].iloc[0]) - 1) * 100
|
| 597 |
+
volatility = data['Close'].pct_change().std() * np.sqrt(252) * 100
|
| 598 |
+
comparison_data.append({'name': stock_name, 'return': total_return, 'volatility': volatility, 'current_price': data['Close'].iloc[-1]})
|
| 599 |
+
fig.update_layout(title=f'股票績效比較 - {period}', xaxis_title='日期', yaxis_title='相對績效 (基期=100)', height=400, hovermode='x unified')
|
| 600 |
+
if comparison_data:
|
| 601 |
+
table_rows = []
|
| 602 |
+
for item in sorted(comparison_data, key=lambda x: x['return'], reverse=True):
|
| 603 |
+
color = 'red' if item['return'] > 0 else 'green'
|
| 604 |
+
table_rows.append(html.Tr([html.Td(item['name'], style={'font-weight': 'bold'}), html.Td(f"{item['return']:+.1f}%", style={'color': color, 'font-weight': 'bold'}), html.Td(f"{item['volatility']:.1f}%"), html.Td(f"${item['current_price']:.2f}")]))
|
| 605 |
+
table = html.Table([html.Thead(html.Tr([html.Th("股票"), html.Th("報酬率"), html.Th("波動率"), html.Th("現價")])), html.Tbody(table_rows)], style={'width': '100%'})
|
| 606 |
+
return fig, table
|
| 607 |
+
return fig, html.Div("���可比較資料")
|
| 608 |
+
|
| 609 |
+
|
| 610 |
+
# ==============================================================================
|
| 611 |
+
# ===== 【修改】市場情緒與新聞分析 (使用真實 BERT 模型) =====
|
| 612 |
+
# ==============================================================================
|
| 613 |
+
@app.callback(
|
| 614 |
+
[dash.dependencies.Output('sentiment-gauge', 'children'),
|
| 615 |
+
dash.dependencies.Output('news-summary', 'children')],
|
| 616 |
+
[dash.dependencies.Input('stock-dropdown', 'value')] # 觸發條件不變
|
| 617 |
+
)
|
| 618 |
+
def update_sentiment_analysis(selected_stock):
|
| 619 |
+
# 檢查 predictor 是否成功初始化
|
| 620 |
+
if predictor is None:
|
| 621 |
+
error_fig = go.Figure().add_annotation(text="情緒指標模型載入失敗", showarrow=False)
|
| 622 |
+
error_fig.update_layout(height=200)
|
| 623 |
+
return dcc.Graph(figure=error_fig), html.P("新聞分析模型載入失敗,請檢查後台日誌。")
|
| 624 |
+
|
| 625 |
+
# --- 1. 從 predictor 獲取新聞情緒平均分數 ---
|
| 626 |
+
sentiment_score_raw = predictor.get_news_index()
|
| 627 |
+
|
| 628 |
+
# --- 2. 建立情緒指標儀表板 ---
|
| 629 |
+
if sentiment_score_raw is not None:
|
| 630 |
+
# **重要假設**:假設您模型的輸出範圍在 [-1, 1] 之間 (負相關映到-1, 正相關映到1)
|
| 631 |
+
# 我們需要將其正規化到儀表板的 [0, 100] 範圍內
|
| 632 |
+
# 公式: normalized_score = (raw_score + 1) * 50
|
| 633 |
+
sentiment_score_normalized = (sentiment_score_raw + 1) * 50
|
| 634 |
+
# 確保分數不會超出 0-100 的範圍
|
| 635 |
+
sentiment_score_normalized = max(0, min(100, sentiment_score_normalized))
|
| 636 |
+
|
| 637 |
+
# 根據分數決定顏色和標籤
|
| 638 |
+
if sentiment_score_normalized >= 65:
|
| 639 |
+
bar_color, level_text = "#5cb85c", "樂觀" # 綠色
|
| 640 |
+
elif sentiment_score_normalized >= 35:
|
| 641 |
+
bar_color, level_text = "#f0ad4e", "中性" # 黃色
|
| 642 |
+
else:
|
| 643 |
+
bar_color, level_text = "#d9534f", "悲觀" # 紅色
|
| 644 |
+
|
| 645 |
+
gauge_fig = go.Figure(go.Indicator(
|
| 646 |
+
mode = "gauge+number",
|
| 647 |
+
value = sentiment_score_normalized,
|
| 648 |
+
domain = {'x': [0, 1], 'y': [0, 1]},
|
| 649 |
+
title = {'text': f"昨日市場情緒: {level_text}", 'font': {'size': 18}},
|
| 650 |
+
gauge = {
|
| 651 |
+
'axis': {'range': [0, 100], 'tickwidth': 1, 'tickcolor': "darkblue"},
|
| 652 |
+
'bar': {'color': bar_color, 'thickness': 0.8},
|
| 653 |
+
'steps': [
|
| 654 |
+
{'range': [0, 35], 'color': "rgba(217, 83, 79, 0.2)"},
|
| 655 |
+
{'range': [35, 65], 'color': "rgba(240, 173, 78, 0.2)"},
|
| 656 |
+
{'range': [65, 100], 'color': "rgba(92, 184, 92, 0.2)"}
|
| 657 |
+
],
|
| 658 |
+
}
|
| 659 |
+
))
|
| 660 |
+
gauge_fig.update_layout(height=200, margin=dict(l=30, r=30, t=50, b=20))
|
| 661 |
+
gauge_content = dcc.Graph(figure=gauge_fig)
|
| 662 |
+
else:
|
| 663 |
+
# 處理無法計算分數的情況 (例如 API 失敗或沒有新聞)
|
| 664 |
+
error_fig = go.Figure().add_annotation(text="今日尚無情緒分數", showarrow=False)
|
| 665 |
+
error_fig.update_layout(height=200)
|
| 666 |
+
gauge_content = dcc.Graph(figure=error_fig)
|
| 667 |
+
|
| 668 |
+
|
| 669 |
+
# --- 3. 從 predictor 獲取分數最高的3則新聞 ---
|
| 670 |
+
top_news_list = predictor.get_news()
|
| 671 |
+
|
| 672 |
+
# --- 4. 建立新聞摘要元件 ---
|
| 673 |
+
if top_news_list: # 如果列表不為空
|
| 674 |
+
news_content = html.Div([
|
| 675 |
+
html.P(f"• {news}", style={
|
| 676 |
+
'margin': '8px 0',
|
| 677 |
+
'padding-left': '5px',
|
| 678 |
+
'font-size': '14px',
|
| 679 |
+
'line-height': '1.5'
|
| 680 |
+
}) for news in top_news_list
|
| 681 |
])
|
| 682 |
+
elif top_news_list == []: # 如果是空列表
|
| 683 |
+
news_content = html.P("昨日無重大相關新聞。", style={'text-align': 'center', 'padding-top': '50px'})
|
| 684 |
+
else: # 如果是 None (代表讀取檔案出錯)
|
| 685 |
+
news_content = html.P("讀取新聞時發生錯誤。", style={'text-align': 'center', 'padding-top': '50px'})
|
| 686 |
+
|
| 687 |
+
return gauge_content, news_content
|
| 688 |
+
|
| 689 |
|
| 690 |
# 主程式執行
|
| 691 |
if __name__ == '__main__':
|