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Update app.py
Browse files
app.py
CHANGED
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@@ -10,19 +10,21 @@ from datetime import datetime, timedelta
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import gradio as gr
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import logging
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from jinja2 import Template
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-
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plt.rcParams['axes.unicode_minus'] = False
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plt.style.use("seaborn-v0_8")
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# =====
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
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# =====
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candidates = ["許智傑", "邱議瑩", "賴瑞隆", "林岱樺", "柯志恩"]
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days_back = 7
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max_tweets_per_candidate = 20
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news_file = "news_sample.csv"
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history_file = "history_sentiment.csv"
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# =====
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try:
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from transformers import pipeline
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sentiment_pipeline = pipeline(
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@@ -37,25 +39,25 @@ except:
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"label": random.choice(["positive", "negative", "neutral"]),
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"score": random.uniform(0.3, 0.9)
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}
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# =====
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def fetch_tweets(candidate):
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sample_texts = {
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"許智傑": ["
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"邱議瑩": ["
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"賴瑞隆": ["
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"林岱樺": ["
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"柯志恩": ["
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}
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return pd.DataFrame([
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{
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"Date": datetime.now() - timedelta(days=random.randint(0, days_back - 1)),
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"User": f"user{random.randint(1, 100)}",
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"Content": random.choice(sample_texts.get(candidate, [f"{candidate}
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"Candidate": candidate
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}
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for i in range(random.randint(5, max_tweets_per_candidate))
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])
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# =====
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def fig_to_base64():
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buf = io.BytesIO()
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plt.savefig(buf, format="png", dpi=120, bbox_inches="tight")
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@@ -64,76 +66,365 @@ def fig_to_base64():
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buf.close()
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plt.close()
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return img_b64
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# =====
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def generate_charts(all_df, summary, df_hist):
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results = {}
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-
# 1.
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fig = plt.figure(figsize=(8, 5))
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summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].plot(
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kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
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)
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plt.title("
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plt.ylabel("
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plt.xlabel("
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plt.legend(["
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results["img_b64_today"] = fig_to_base64()
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# 2.
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fig = plt.figure(figsize=(10, 5))
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for c in candidates:
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temp = df_hist[df_hist['Candidate'] == c]
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if not temp.empty:
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plt.plot(temp['Date'], temp['Positive Ratio'], marker='o', label=f"{c}
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plt.plot(temp['Date'], temp['Negative Ratio'], marker='x', label=f"{c}
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plt.plot(temp['Date'], temp['Neutral Ratio'], marker='s', label=f"{c}
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plt.title("
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plt.xticks(rotation=45)
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plt.ylabel("
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plt.xlabel("
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plt.legend()
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results["img_b64_trend"] = fig_to_base64()
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# 3.
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sentiment_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Sentiment']).size().unstack(fill_value=0)
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sentiment_trend = sentiment_trend.div(sentiment_trend.sum(axis=1), axis=0).fillna(0)
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fig = plt.figure(figsize=(8, 5))
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for s in ['positive', 'negative', 'neutral']:
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if s in sentiment_trend.columns:
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plt.plot(sentiment_trend.index, sentiment_trend[s], marker='o', label=s
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plt.title("
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plt.xlabel("
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plt.ylabel("
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plt.legend()
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results["img_social_sentiment"] = fig_to_base64()
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# 4.
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platforms = ["X", "Facebook", "Instagram", "PTT", "Line"]
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platform_counts = pd.Series({p: random.randint(10, 100) for p in platforms})
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fig = plt.figure(figsize=(8, 5))
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plt.bar(platforms, platform_counts, color='skyblue')
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plt.title("
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plt.xlabel("
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plt.ylabel("
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results["img_platform_performance"] = fig_to_base64()
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# 5.
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candidate_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Candidate']).size().unstack(fill_value=0)
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fig = plt.figure(figsize=(8, 5))
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for c in candidates:
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if c in candidate_trend.columns:
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plt.plot(candidate_trend.index, candidate_trend[c], marker='o', label=c)
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plt.title("
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plt.xlabel("
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plt.ylabel("
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plt.legend()
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results["img_candidate_volume"] = fig_to_base64()
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# 6.
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fig = plt.figure(figsize=(8, 5))
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summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].plot(
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kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
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)
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plt.title("
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plt.ylabel("
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plt.xlabel("
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plt.legend(["
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results["img_candidate_sentiment"] = fig_to_base64()
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# 7.
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fig, ax = plt.subplots(figsize=(8, 6))
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G = nx.Graph()
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for c in candidates:
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for i in range(len(candidates) - 1):
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G.add_edge(candidates[i], candidates[i + 1])
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nx.draw(G, nx.spring_layout(G), with_labels=True, node_color='lightgreen', font_size=12, ax=ax)
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plt.title("
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results["img_knowledge_graph"] = fig_to_base64()
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return results
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-
# =====
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def run_analysis():
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try:
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# Embed the template as a string to avoid file dependency and ensure syntax is correct
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>2026
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<script src="https://cdn.tailwindcss.com"></script>
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</head>
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<body class="bg-gray-100 font-sans leading-normal tracking-normal">
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<div class="container mx-auto p-4">
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<h1 class="text-3xl font-bold mb-4">2026
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<p class="mb-4"
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<h2 class="text-2xl font-bold mb-2"
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{{ engagement_table | safe }}
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<h2 class="text-2xl font-bold mb-2"
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<ul class="list-disc pl-5 mb-4">
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{% for key, value in news_summary %}
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<li><strong>{{ key }}</strong>: {{ value }}</li>
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{% endfor %}
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</ul>
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<h2 class="text-2xl font-bold mb-2"
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{{ news_table | safe }}
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_b64_today }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_b64_trend }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_social_sentiment }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_platform_performance }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_candidate_volume }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_candidate_sentiment }}" alt="
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<h2 class="text-2xl font-bold mb-2"
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<img src="data:image/png;base64,{{ img_knowledge_graph }}" alt="
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</div>
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</body>
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</html>
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"""
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-
# ---
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all_df = pd.concat([fetch_tweets(c) for c in candidates], ignore_index=True)
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all_df['Sentiment'] = all_df['Content'].apply(lambda x: sentiment(x)['label'])
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all_df['Confidence'] = all_df['Content'].apply(lambda x: sentiment(x)['score'])
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# ---
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summary = all_df.groupby(['Candidate', 'Sentiment']).size().unstack(fill_value=0)
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summary['Total Posts'] = summary.sum(axis=1)
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summary['Positive Ratio'] = summary.get('positive', 0) / summary['Total Posts'].replace(0, 1)
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summary['Negative Ratio'] = summary.get('negative', 0) / summary['Total Posts'].replace(0, 1)
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summary['Neutral Ratio'] = summary.get('neutral', 0) / summary['Total Posts'].replace(0, 1)
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# ---
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today_str = datetime.now().strftime('%Y-%m-%d')
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hist_row = summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].copy()
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hist_row['Date'] = today_str
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@@ -219,56 +510,56 @@ def run_analysis():
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ignore_index=True
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) if os.path.exists(history_file) else hist_row
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df_hist.to_csv(history_file, index=False)
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# ---
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charts = generate_charts(all_df, summary, df_hist)
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# ---
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if os.path.exists(news_file):
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df_news = pd.read_csv(news_file)
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news_summary = df_news.groupby('Category').size().to_dict()
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news_table = df_news.to_html(index=False, classes="min-w-full border border-gray-200")
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else:
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news_summary = {
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"
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"
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"
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}
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news_table = "<p
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# Convert news_summary to list of tuples to support iteration in template
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news_summary = list(news_summary.items())
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# ---
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engagement_table = f"""
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<table class="min-w-full bg-white border border-gray-200">
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<tr class="bg-gray-100 border-b">
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<th class="py-2 px-4 border-r"
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<td class="py-2 px-4 border-r">{len(all_df)}</td>
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<th class="py-2 px-4 border-r"
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<td class="py-2 px-4 border-r">{all_df['Sentiment'].value_counts(normalize=True).get('positive', 0):.1%}</td>
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<th class="py-2 px-4 border-r"
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<td class="py-2 px-4 border-r">3.9%</td>
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<th class="py-2 px-4 border-r"
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<td class="py-2 px-4">{5}</td>
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</tr>
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</table>
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"""
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-
# --- HTML
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template = Template(html_template)
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html_content = template.render(
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report_date=datetime.now().strftime('%Y-%m-%d %H:%M'),
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engagement_table=engagement_table if engagement_table else "<p
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news_summary=news_summary if news_summary else "<p
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news_table=news_table if news_table else "<p
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**charts
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)
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return html_content
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except Exception:
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-
return f"<pre>❌
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| 266 |
-
# ===== Gradio
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| 267 |
if __name__ == "__main__":
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iface = gr.Interface(
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fn=run_analysis,
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inputs=[],
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| 271 |
outputs=gr.HTML(),
|
| 272 |
-
title="2026
|
| 273 |
)
|
| 274 |
iface.launch(server_name="0.0.0.0", server_port=7860)
|
|
|
|
| 10 |
import gradio as gr
|
| 11 |
import logging
|
| 12 |
from jinja2 import Template
|
| 13 |
+
from matplotlib import font_manager
|
| 14 |
+
# ===== 字型與樣式 =====
|
| 15 |
+
font_manager.fontManager.addfont('SimHei.ttf')
|
| 16 |
+
plt.rcParams['font.sans-serif'] = ['SimHei', 'Microsoft JhengHei', 'Noto Sans TC', 'Arial Unicode MS']
|
| 17 |
plt.rcParams['axes.unicode_minus'] = False
|
| 18 |
plt.style.use("seaborn-v0_8")
|
| 19 |
+
# ===== 日誌 =====
|
| 20 |
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
|
| 21 |
+
# ===== 參數 =====
|
| 22 |
candidates = ["許智傑", "邱議瑩", "賴瑞隆", "林岱樺", "柯志恩"]
|
| 23 |
days_back = 7
|
| 24 |
max_tweets_per_candidate = 20
|
| 25 |
news_file = "news_sample.csv"
|
| 26 |
history_file = "history_sentiment.csv"
|
| 27 |
+
# ===== 情緒分析 =====
|
| 28 |
try:
|
| 29 |
from transformers import pipeline
|
| 30 |
sentiment_pipeline = pipeline(
|
|
|
|
| 39 |
"label": random.choice(["positive", "negative", "neutral"]),
|
| 40 |
"score": random.uniform(0.3, 0.9)
|
| 41 |
}
|
| 42 |
+
# ===== 模擬貼文抓取 =====
|
| 43 |
def fetch_tweets(candidate):
|
| 44 |
sample_texts = {
|
| 45 |
+
"許智傑": ["許智傑積極參與地方活動", "許智傑被指政策空洞", "支持許智傑,打造高雄新未來!"],
|
| 46 |
+
"邱議瑩": ["邱議瑩強勢表態選市長", "邱議瑩批林岱樺", "邱議瑩推客家文化"],
|
| 47 |
+
"賴瑞隆": ["賴瑞隆推海洋經濟", "賴瑞隆民調領先", "賴瑞隆被質疑經驗不足"],
|
| 48 |
+
"林岱樺": ["林岱樺積極跑基層", "林岱樺涉助理費爭議", "林岱樺獲正國會支持"],
|
| 49 |
+
"柯志恩": ["柯志恩民調大幅領先", "柯志恩被批勘災缺席", "柯志恩推青年政策"]
|
| 50 |
}
|
| 51 |
return pd.DataFrame([
|
| 52 |
{
|
| 53 |
"Date": datetime.now() - timedelta(days=random.randint(0, days_back - 1)),
|
| 54 |
"User": f"user{random.randint(1, 100)}",
|
| 55 |
+
"Content": random.choice(sample_texts.get(candidate, [f"{candidate} 的貼文 {i}"])),
|
| 56 |
"Candidate": candidate
|
| 57 |
}
|
| 58 |
for i in range(random.randint(5, max_tweets_per_candidate))
|
| 59 |
])
|
| 60 |
+
# ===== 工具: Matplotlib → base64 =====
|
| 61 |
def fig_to_base64():
|
| 62 |
buf = io.BytesIO()
|
| 63 |
plt.savefig(buf, format="png", dpi=120, bbox_inches="tight")
|
|
|
|
| 66 |
buf.close()
|
| 67 |
plt.close()
|
| 68 |
return img_b64
|
| 69 |
+
# ===== 多圖產生器 =====
|
| 70 |
def generate_charts(all_df, summary, df_hist):
|
| 71 |
results = {}
|
| 72 |
+
# 1. 每日情緒比例
|
| 73 |
+
fig = plt.figure(figsize=(8, 5))
|
| 74 |
+
summary_plot = summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].rename(columns={
|
| 75 |
+
'Positive Ratio': '正面比例',
|
| 76 |
+
'Negative Ratio': '負面比例',
|
| 77 |
+
'Neutral Ratio': '中性比例'
|
| 78 |
+
})
|
| 79 |
+
summary_plot.plot(
|
| 80 |
+
kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
|
| 81 |
+
)
|
| 82 |
+
plt.title("候選人每日社群情緒比例")
|
| 83 |
+
plt.ylabel("比例")
|
| 84 |
+
plt.xlabel("候選人")
|
| 85 |
+
plt.legend(["正面比例", "負面比例", "中性比例"])
|
| 86 |
+
results["img_b64_today"] = fig_to_base64()
|
| 87 |
+
# 2. 歷史情緒趨勢
|
| 88 |
+
fig = plt.figure(figsize=(10, 5))
|
| 89 |
+
for c in candidates:
|
| 90 |
+
temp = df_hist[df_hist['Candidate'] == c]
|
| 91 |
+
if not temp.empty:
|
| 92 |
+
plt.plot(temp['Date'], temp['Positive Ratio'], marker='o', label=f"{c} 正面")
|
| 93 |
+
plt.plot(temp['Date'], temp['Negative Ratio'], marker='x', label=f"{c} 負面")
|
| 94 |
+
plt.plot(temp['Date'], temp['Neutral Ratio'], marker='s', label=f"{c} 中性")
|
| 95 |
+
plt.title("候選人歷史情緒趨勢")
|
| 96 |
+
plt.xticks(rotation=45)
|
| 97 |
+
plt.ylabel("比例")
|
| 98 |
+
plt.xlabel("日期")
|
| 99 |
+
plt.legend()
|
| 100 |
+
results["img_b64_trend"] = fig_to_base64()
|
| 101 |
+
# 3. 社群情緒趨勢
|
| 102 |
+
sentiment_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Sentiment']).size().unstack(fill_value=0)
|
| 103 |
+
sentiment_trend = sentiment_trend.div(sentiment_trend.sum(axis=1), axis=0).fillna(0)
|
| 104 |
+
sentiment_label_map = {'positive': '正面', 'negative': '負面', 'neutral': '中性'}
|
| 105 |
+
fig = plt.figure(figsize=(8, 5))
|
| 106 |
+
for s in ['positive', 'negative', 'neutral']:
|
| 107 |
+
if s in sentiment_trend.columns:
|
| 108 |
+
plt.plot(sentiment_trend.index, sentiment_trend[s], marker='o', label=sentiment_label_map.get(s, s.capitalize()))
|
| 109 |
+
plt.title("社群情緒趨勢")
|
| 110 |
+
plt.xlabel("日期")
|
| 111 |
+
plt.ylabel("比例")
|
| 112 |
+
plt.legend()
|
| 113 |
+
results["img_social_sentiment"] = fig_to_base64()
|
| 114 |
+
# 4. 平台表現
|
| 115 |
+
platforms = ["X", "Facebook", "Instagram", "PTT", "Line"]
|
| 116 |
+
platform_counts = pd.Series({p: random.randint(10, 100) for p in platforms})
|
| 117 |
+
fig = plt.figure(figsize=(8, 5))
|
| 118 |
+
plt.bar(platforms, platform_counts, color='skyblue')
|
| 119 |
+
plt.title("平台貼文聲量")
|
| 120 |
+
plt.xlabel("平台")
|
| 121 |
+
plt.ylabel("貼文數量")
|
| 122 |
+
results["img_platform_performance"] = fig_to_base64()
|
| 123 |
+
# 5. 候選人聲量趨勢
|
| 124 |
+
candidate_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Candidate']).size().unstack(fill_value=0)
|
| 125 |
+
fig = plt.figure(figsize=(8, 5))
|
| 126 |
+
for c in candidates:
|
| 127 |
+
if c in candidate_trend.columns:
|
| 128 |
+
plt.plot(candidate_trend.index, candidate_trend[c], marker='o', label=c)
|
| 129 |
+
plt.title("候選人貼文聲量趨勢")
|
| 130 |
+
plt.xlabel("日期")
|
| 131 |
+
plt.ylabel("貼文數量")
|
| 132 |
+
plt.legend()
|
| 133 |
+
results["img_candidate_volume"] = fig_to_base64()
|
| 134 |
+
# 6. 候選人情緒分析
|
| 135 |
+
fig = plt.figure(figsize=(8, 5))
|
| 136 |
+
summary_plot.plot(
|
| 137 |
+
kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
|
| 138 |
+
)
|
| 139 |
+
plt.title("候選人貼文情緒分析(正/負/中性)")
|
| 140 |
+
plt.ylabel("比例")
|
| 141 |
+
plt.xlabel("候選人")
|
| 142 |
+
plt.legend(["正面比例", "負面比例", "中性比例"])
|
| 143 |
+
results["img_candidate_sentiment"] = fig_to_base64()
|
| 144 |
+
# 7. 知識圖譜
|
| 145 |
+
fig, ax = plt.subplots(figsize=(8, 6))
|
| 146 |
+
G = nx.Graph()
|
| 147 |
+
for c in candidates:
|
| 148 |
+
G.add_node(c)
|
| 149 |
+
for i in range(len(candidates) - 1):
|
| 150 |
+
G.add_edge(candidates[i], candidates[i + 1])
|
| 151 |
+
nx.draw(G, nx.spring_layout(G), with_labels=True, node_color='lightgreen', font_size=12, ax=ax)
|
| 152 |
+
plt.title("知識圖譜")
|
| 153 |
+
results["img_knowledge_graph"] = fig_to_base64()
|
| 154 |
+
return results
|
| 155 |
+
# ===== 主分析函數 =====
|
| 156 |
+
def run_analysis():
|
| 157 |
+
try:
|
| 158 |
+
# Embed the template as a string to avoid file dependency and ensure syntax is correct
|
| 159 |
+
html_template = """
|
| 160 |
+
<!DOCTYPE html>
|
| 161 |
+
<html lang="zh-TW">
|
| 162 |
+
<head>
|
| 163 |
+
<meta charset="UTF-8">
|
| 164 |
+
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
| 165 |
+
<title>2026 高雄市長選舉輿情分析報告</title>
|
| 166 |
+
<script src="https://cdn.tailwindcss.com"></script>
|
| 167 |
+
</head>
|
| 168 |
+
<body class="bg-gray-100 font-sans leading-normal tracking-normal">
|
| 169 |
+
<div class="container mx-auto p-4">
|
| 170 |
+
<h1 class="text-3xl font-bold mb-4">2026 高雄市長選舉輿情分析報告</h1>
|
| 171 |
+
<p class="mb-4">報告日期: {{ report_date }}</p>
|
| 172 |
+
|
| 173 |
+
<h2 class="text-2xl font-bold mb-2">參與度摘要</h2>
|
| 174 |
+
{{ engagement_table | safe }}
|
| 175 |
+
|
| 176 |
+
<h2 class="text-2xl font-bold mb-2">新聞摘要</h2>
|
| 177 |
+
<ul class="list-disc pl-5 mb-4">
|
| 178 |
+
{% for key, value in news_summary %}
|
| 179 |
+
<li><strong>{{ key }}</strong>: {{ value }}</li>
|
| 180 |
+
{% endfor %}
|
| 181 |
+
</ul>
|
| 182 |
+
|
| 183 |
+
<h2 class="text-2xl font-bold mb-2">新聞詳情</h2>
|
| 184 |
+
{{ news_table | safe }}
|
| 185 |
+
|
| 186 |
+
<h2 class="text-2xl font-bold mb-2">今日情緒比例</h2>
|
| 187 |
+
<img src="data:image/png;base64,{{ img_b64_today }}" alt="今日情緒比例" class="mb-4">
|
| 188 |
+
|
| 189 |
+
<h2 class="text-2xl font-bold mb-2">歷史情緒趨勢</h2>
|
| 190 |
+
<img src="data:image/png;base64,{{ img_b64_trend }}" alt="歷史情緒趨勢" class="mb-4">
|
| 191 |
+
|
| 192 |
+
<h2 class="text-2xl font-bold mb-2">社群情緒趨勢</h2>
|
| 193 |
+
<img src="data:image/png;base64,{{ img_social_sentiment }}" alt="社群情緒趨勢" class="mb-4">
|
| 194 |
+
|
| 195 |
+
<h2 class="text-2xl font-bold mb-2">平台表現</h2>
|
| 196 |
+
<img src="data:image/png;base64,{{ img_platform_performance }}" alt="平台表現" class="mb-4">
|
| 197 |
+
|
| 198 |
+
<h2 class="text-2xl font-bold mb-2">候選人聲量趨勢</h2>
|
| 199 |
+
<img src="data:image/png;base64,{{ img_candidate_volume }}" alt="候選人聲量趨勢" class="mb-4">
|
| 200 |
+
|
| 201 |
+
<h2 class="text-2xl font-bold mb-2">候選人情緒分析</h2>
|
| 202 |
+
<img src="data:image/png;base64,{{ img_candidate_sentiment }}" alt="候選人情緒分析" class="mb-4">
|
| 203 |
+
|
| 204 |
+
<h2 class="text-2xl font-bold mb-2">知識圖譜</h2>
|
| 205 |
+
<img src="data:image/png;base64,{{ img_knowledge_graph }}" alt="知識圖譜" class="mb-4">
|
| 206 |
+
</div>
|
| 207 |
+
</body>
|
| 208 |
+
</html>
|
| 209 |
+
"""
|
| 210 |
+
# --- 貼文 & 情緒分析 ---
|
| 211 |
+
all_df = pd.concat([fetch_tweets(c) for c in candidates], ignore_index=True)
|
| 212 |
+
all_df['Sentiment'] = all_df['Content'].apply(lambda x: sentiment(x)['label'])
|
| 213 |
+
all_df['Confidence'] = all_df['Content'].apply(lambda x: sentiment(x)['score'])
|
| 214 |
+
# --- 統計 ---
|
| 215 |
+
summary = all_df.groupby(['Candidate', 'Sentiment']).size().unstack(fill_value=0)
|
| 216 |
+
summary['Total Posts'] = summary.sum(axis=1)
|
| 217 |
+
summary['Positive Ratio'] = summary.get('positive', 0) / summary['Total Posts'].replace(0, 1)
|
| 218 |
+
summary['Negative Ratio'] = summary.get('negative', 0) / summary['Total Posts'].replace(0, 1)
|
| 219 |
+
summary['Neutral Ratio'] = summary.get('neutral', 0) / summary['Total Posts'].replace(0, 1)
|
| 220 |
+
# --- 歷史資料 ---
|
| 221 |
+
today_str = datetime.now().strftime('%Y-%m-%d')
|
| 222 |
+
hist_row = summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].copy()
|
| 223 |
+
hist_row['Date'] = today_str
|
| 224 |
+
hist_row['Candidate'] = summary.index
|
| 225 |
+
df_hist = pd.concat(
|
| 226 |
+
[pd.read_csv(history_file), hist_row],
|
| 227 |
+
ignore_index=True
|
| 228 |
+
) if os.path.exists(history_file) else hist_row
|
| 229 |
+
df_hist.to_csv(history_file, index=False)
|
| 230 |
+
# --- 圖表 ---
|
| 231 |
+
charts = generate_charts(all_df, summary, df_hist)
|
| 232 |
+
# --- 新聞 ---
|
| 233 |
+
if os.path.exists(news_file):
|
| 234 |
+
df_news = pd.read_csv(news_file)
|
| 235 |
+
news_summary = df_news.groupby('Category').size().to_dict()
|
| 236 |
+
news_table = df_news.to_html(index=False, classes="min-w-full border border-gray-200")
|
| 237 |
+
else:
|
| 238 |
+
news_summary = {
|
| 239 |
+
"民調": "柯志恩在多份民調中領先綠營候選人。",
|
| 240 |
+
"黨內競爭": "民進黨初選競爭激烈。",
|
| 241 |
+
"爭議": "林岱樺涉助理費爭議。"
|
| 242 |
+
}
|
| 243 |
+
news_table = "<p>無新聞資料</p>"
|
| 244 |
+
# Convert news_summary to list of tuples to support iteration in template
|
| 245 |
+
news_summary = list(news_summary.items())
|
| 246 |
+
# --- 參與表 ---
|
| 247 |
+
engagement_table = f"""
|
| 248 |
+
<table class="min-w-full bg-white border border-gray-200">
|
| 249 |
+
<tr class="bg-gray-100 border-b">
|
| 250 |
+
<th class="py-2 px-4 border-r">總參與度</th>
|
| 251 |
+
<td class="py-2 px-4 border-r">{len(all_df)}</td>
|
| 252 |
+
<th class="py-2 px-4 border-r">正面情緒比例</th>
|
| 253 |
+
<td class="py-2 px-4 border-r">{all_df['Sentiment'].value_counts(normalize=True).get('positive', 0):.1%}</td>
|
| 254 |
+
<th class="py-2 px-4 border-r">平均互動率</th>
|
| 255 |
+
<td class="py-2 px-4 border-r">3.9%</td>
|
| 256 |
+
<th class="py-2 px-4 border-r">活躍平台數</th>
|
| 257 |
+
<td class="py-2 px-4">{5}</td>
|
| 258 |
+
</tr>
|
| 259 |
+
</table>
|
| 260 |
+
"""
|
| 261 |
+
# --- HTML 渲染 ---
|
| 262 |
+
template = Template(html_template)
|
| 263 |
+
html_content = template.render(
|
| 264 |
+
report_date=datetime.now().strftime('%Y-%m-%d %H:%M'),
|
| 265 |
+
engagement_table=engagement_table if engagement_table else "<p>未提供互動數據</p>",
|
| 266 |
+
news_summary=news_summary if news_summary else "<p>未提供新聞摘要</p>",
|
| 267 |
+
news_table=news_table if news_table else "<p>未提供新聞資料</p>",
|
| 268 |
+
**charts
|
| 269 |
+
)
|
| 270 |
+
|
| 271 |
+
return html_content
|
| 272 |
+
except Exception:
|
| 273 |
+
return f"<pre>❌ 分析失敗:\n{traceback.format_exc()}</pre>"
|
| 274 |
+
# ===== Gradio 前端 =====
|
| 275 |
+
if __name__ == "__main__":
|
| 276 |
+
iface = gr.Interface(
|
| 277 |
+
fn=run_analysis,
|
| 278 |
+
inputs=[],
|
| 279 |
+
outputs=gr.HTML(),
|
| 280 |
+
title="2026 高雄市長選舉輿情分析"
|
| 281 |
+
)
|
| 282 |
+
iface.launch(server_name="0.0.0.0", server_port=7860)
|
| 283 |
+
``````python
|
| 284 |
+
import pandas as pd
|
| 285 |
+
import matplotlib.pyplot as plt
|
| 286 |
+
import io
|
| 287 |
+
import base64
|
| 288 |
+
import os
|
| 289 |
+
import traceback
|
| 290 |
+
import random
|
| 291 |
+
import networkx as nx
|
| 292 |
+
from datetime import datetime, timedelta
|
| 293 |
+
import gradio as gr
|
| 294 |
+
import logging
|
| 295 |
+
from jinja2 import Template
|
| 296 |
+
from matplotlib import font_manager
|
| 297 |
+
# ===== 字型與樣式 =====
|
| 298 |
+
# Load local SimHei font if available
|
| 299 |
+
simhei_path = 'SimHei.ttf' # Assuming it's .ttf; change to .tiff if needed (though .ttf is standard)
|
| 300 |
+
if os.path.exists(simhei_path):
|
| 301 |
+
font_prop = font_manager.FontProperties(fname=simhei_path)
|
| 302 |
+
plt.rcParams['font.family'] = 'sans-serif'
|
| 303 |
+
plt.rcParams['font.sans-serif'] = ['SimHei', 'Microsoft JhengHei', 'Noto Sans TC', 'Arial Unicode MS']
|
| 304 |
+
else:
|
| 305 |
+
plt.rcParams['font.sans-serif'] = ['Microsoft JhengHei', 'Noto Sans TC', 'SimHei', 'Arial Unicode MS']
|
| 306 |
+
plt.rcParams['axes.unicode_minus'] = False
|
| 307 |
+
plt.style.use("seaborn-v0_8")
|
| 308 |
+
# ===== 日誌 =====
|
| 309 |
+
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
|
| 310 |
+
# ===== 參數 =====
|
| 311 |
+
candidates = ["許智傑", "邱議瑩", "賴瑞隆", "林岱樺", "柯志恩"]
|
| 312 |
+
days_back = 7
|
| 313 |
+
max_tweets_per_candidate = 20
|
| 314 |
+
news_file = "news_sample.csv"
|
| 315 |
+
history_file = "history_sentiment.csv"
|
| 316 |
+
# ===== 情緒分析 =====
|
| 317 |
+
try:
|
| 318 |
+
from transformers import pipeline
|
| 319 |
+
sentiment_pipeline = pipeline(
|
| 320 |
+
"sentiment-analysis",
|
| 321 |
+
model="lxyuan/distilbert-base-multilingual-cased-sentiments-student"
|
| 322 |
+
)
|
| 323 |
+
def sentiment(text):
|
| 324 |
+
return sentiment_pipeline(text)[0]
|
| 325 |
+
except:
|
| 326 |
+
def sentiment(text):
|
| 327 |
+
return {
|
| 328 |
+
"label": random.choice(["positive", "negative", "neutral"]),
|
| 329 |
+
"score": random.uniform(0.3, 0.9)
|
| 330 |
+
}
|
| 331 |
+
# ===== 模擬貼文抓取 =====
|
| 332 |
+
def fetch_tweets(candidate):
|
| 333 |
+
sample_texts = {
|
| 334 |
+
"許智傑": ["許智傑積極參與地方活動", "許智傑被指政策空洞", "支持許智傑,打造高雄新未來!"],
|
| 335 |
+
"邱議瑩": ["邱議瑩強勢表態選市長", "邱議瑩批林岱樺", "邱議瑩推客家文化"],
|
| 336 |
+
"賴瑞隆": ["賴瑞隆推海洋經濟", "賴瑞隆民調領先", "賴瑞隆被質疑經驗不足"],
|
| 337 |
+
"林岱樺": ["林岱樺積極跑基層", "林岱樺涉助理費爭議", "林岱樺獲正國會支持"],
|
| 338 |
+
"柯志恩": ["柯志恩民調大幅領先", "柯志恩被批勘災缺席", "柯志恩推青年政策"]
|
| 339 |
+
}
|
| 340 |
+
return pd.DataFrame([
|
| 341 |
+
{
|
| 342 |
+
"Date": datetime.now() - timedelta(days=random.randint(0, days_back - 1)),
|
| 343 |
+
"User": f"user{random.randint(1, 100)}",
|
| 344 |
+
"Content": random.choice(sample_texts.get(candidate, [f"{candidate} 的貼文 {i}"])),
|
| 345 |
+
"Candidate": candidate
|
| 346 |
+
}
|
| 347 |
+
for i in range(random.randint(5, max_tweets_per_candidate))
|
| 348 |
+
])
|
| 349 |
+
# ===== 工具: Matplotlib → base64 =====
|
| 350 |
+
def fig_to_base64():
|
| 351 |
+
buf = io.BytesIO()
|
| 352 |
+
plt.savefig(buf, format="png", dpi=120, bbox_inches="tight")
|
| 353 |
+
buf.seek(0)
|
| 354 |
+
img_b64 = base64.b64encode(buf.read()).decode("utf-8")
|
| 355 |
+
buf.close()
|
| 356 |
+
plt.close()
|
| 357 |
+
return img_b64
|
| 358 |
+
# ===== 多圖產生器 =====
|
| 359 |
+
def generate_charts(all_df, summary, df_hist):
|
| 360 |
+
results = {}
|
| 361 |
+
# 1. 每日情緒比例
|
| 362 |
fig = plt.figure(figsize=(8, 5))
|
| 363 |
summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].plot(
|
| 364 |
kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
|
| 365 |
)
|
| 366 |
+
plt.title("候選人每日社群情緒比例")
|
| 367 |
+
plt.ylabel("比例")
|
| 368 |
+
plt.xlabel("候選人")
|
| 369 |
+
plt.legend(["正面", "負面", "中性"])
|
| 370 |
results["img_b64_today"] = fig_to_base64()
|
| 371 |
+
# 2. 歷史情緒趨勢
|
| 372 |
fig = plt.figure(figsize=(10, 5))
|
| 373 |
for c in candidates:
|
| 374 |
temp = df_hist[df_hist['Candidate'] == c]
|
| 375 |
if not temp.empty:
|
| 376 |
+
plt.plot(temp['Date'], temp['Positive Ratio'], marker='o', label=f"{c} 正面")
|
| 377 |
+
plt.plot(temp['Date'], temp['Negative Ratio'], marker='x', label=f"{c} 負面")
|
| 378 |
+
plt.plot(temp['Date'], temp['Neutral Ratio'], marker='s', label=f"{c} 中性")
|
| 379 |
+
plt.title("候選人歷史情緒趨勢")
|
| 380 |
plt.xticks(rotation=45)
|
| 381 |
+
plt.ylabel("比例")
|
| 382 |
+
plt.xlabel("日期")
|
| 383 |
plt.legend()
|
| 384 |
results["img_b64_trend"] = fig_to_base64()
|
| 385 |
+
# 3. 社群情緒趨勢
|
| 386 |
sentiment_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Sentiment']).size().unstack(fill_value=0)
|
| 387 |
sentiment_trend = sentiment_trend.div(sentiment_trend.sum(axis=1), axis=0).fillna(0)
|
| 388 |
fig = plt.figure(figsize=(8, 5))
|
| 389 |
for s in ['positive', 'negative', 'neutral']:
|
| 390 |
if s in sentiment_trend.columns:
|
| 391 |
+
plt.plot(sentiment_trend.index, sentiment_trend[s], marker='o', label={'positive':'正面', 'negative':'負面', 'neutral':'中性'}[s])
|
| 392 |
+
plt.title("社群情緒趨勢")
|
| 393 |
+
plt.xlabel("日期")
|
| 394 |
+
plt.ylabel("比例")
|
| 395 |
plt.legend()
|
| 396 |
results["img_social_sentiment"] = fig_to_base64()
|
| 397 |
+
# 4. 平台表現
|
| 398 |
platforms = ["X", "Facebook", "Instagram", "PTT", "Line"]
|
| 399 |
platform_counts = pd.Series({p: random.randint(10, 100) for p in platforms})
|
| 400 |
fig = plt.figure(figsize=(8, 5))
|
| 401 |
plt.bar(platforms, platform_counts, color='skyblue')
|
| 402 |
+
plt.title("平台貼文聲量")
|
| 403 |
+
plt.xlabel("平台")
|
| 404 |
+
plt.ylabel("貼文數量")
|
| 405 |
results["img_platform_performance"] = fig_to_base64()
|
| 406 |
+
# 5. 候選人聲量趨勢
|
| 407 |
candidate_trend = all_df.groupby([pd.Grouper(key='Date', freq='D'), 'Candidate']).size().unstack(fill_value=0)
|
| 408 |
fig = plt.figure(figsize=(8, 5))
|
| 409 |
for c in candidates:
|
| 410 |
if c in candidate_trend.columns:
|
| 411 |
plt.plot(candidate_trend.index, candidate_trend[c], marker='o', label=c)
|
| 412 |
+
plt.title("候選人貼文聲量趨勢")
|
| 413 |
+
plt.xlabel("日期")
|
| 414 |
+
plt.ylabel("貼文數量")
|
| 415 |
plt.legend()
|
| 416 |
results["img_candidate_volume"] = fig_to_base64()
|
| 417 |
+
# 6. 候選人情緒分析
|
| 418 |
fig = plt.figure(figsize=(8, 5))
|
| 419 |
summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].plot(
|
| 420 |
kind='bar', stacked=True, colormap='coolwarm', ax=fig.gca()
|
| 421 |
)
|
| 422 |
+
plt.title("候選人貼文情緒分析(正/負/中性)")
|
| 423 |
+
plt.ylabel("比例")
|
| 424 |
+
plt.xlabel("候選人")
|
| 425 |
+
plt.legend(["正面", "負面", "中性"])
|
| 426 |
results["img_candidate_sentiment"] = fig_to_base64()
|
| 427 |
+
# 7. 知識圖譜
|
| 428 |
fig, ax = plt.subplots(figsize=(8, 6))
|
| 429 |
G = nx.Graph()
|
| 430 |
for c in candidates:
|
|
|
|
| 432 |
for i in range(len(candidates) - 1):
|
| 433 |
G.add_edge(candidates[i], candidates[i + 1])
|
| 434 |
nx.draw(G, nx.spring_layout(G), with_labels=True, node_color='lightgreen', font_size=12, ax=ax)
|
| 435 |
+
plt.title("候選人知識圖譜")
|
| 436 |
results["img_knowledge_graph"] = fig_to_base64()
|
| 437 |
return results
|
| 438 |
+
# ===== 主分析函數 =====
|
| 439 |
def run_analysis():
|
| 440 |
try:
|
| 441 |
# Embed the template as a string to avoid file dependency and ensure syntax is correct
|
|
|
|
| 445 |
<head>
|
| 446 |
<meta charset="UTF-8">
|
| 447 |
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
| 448 |
+
<title>2026 高雄市長選舉輿情分析報告</title>
|
| 449 |
<script src="https://cdn.tailwindcss.com"></script>
|
| 450 |
</head>
|
| 451 |
<body class="bg-gray-100 font-sans leading-normal tracking-normal">
|
| 452 |
<div class="container mx-auto p-4">
|
| 453 |
+
<h1 class="text-3xl font-bold mb-4">2026 高雄市長選舉輿情分析報告</h1>
|
| 454 |
+
<p class="mb-4">報告日期: {{ report_date }}</p>
|
| 455 |
|
| 456 |
+
<h2 class="text-2xl font-bold mb-2">參與度摘要</h2>
|
| 457 |
{{ engagement_table | safe }}
|
| 458 |
|
| 459 |
+
<h2 class="text-2xl font-bold mb-2">新聞摘要</h2>
|
| 460 |
<ul class="list-disc pl-5 mb-4">
|
| 461 |
{% for key, value in news_summary %}
|
| 462 |
<li><strong>{{ key }}</strong>: {{ value }}</li>
|
| 463 |
{% endfor %}
|
| 464 |
</ul>
|
| 465 |
|
| 466 |
+
<h2 class="text-2xl font-bold mb-2">新聞詳情</h2>
|
| 467 |
{{ news_table | safe }}
|
| 468 |
|
| 469 |
+
<h2 class="text-2xl font-bold mb-2">今日情緒比例</h2>
|
| 470 |
+
<img src="data:image/png;base64,{{ img_b64_today }}" alt="今日情緒比例" class="mb-4">
|
| 471 |
|
| 472 |
+
<h2 class="text-2xl font-bold mb-2">歷史情緒趨勢</h2>
|
| 473 |
+
<img src="data:image/png;base64,{{ img_b64_trend }}" alt="歷史情緒趨勢" class="mb-4">
|
| 474 |
|
| 475 |
+
<h2 class="text-2xl font-bold mb-2">社群情緒趨勢</h2>
|
| 476 |
+
<img src="data:image/png;base64,{{ img_social_sentiment }}" alt="社群情緒趨勢" class="mb-4">
|
| 477 |
|
| 478 |
+
<h2 class="text-2xl font-bold mb-2">平台表現</h2>
|
| 479 |
+
<img src="data:image/png;base64,{{ img_platform_performance }}" alt="平台表現" class="mb-4">
|
| 480 |
|
| 481 |
+
<h2 class="text-2xl font-bold mb-2">候選人聲量趨勢</h2>
|
| 482 |
+
<img src="data:image/png;base64,{{ img_candidate_volume }}" alt="候選人聲量趨勢" class="mb-4">
|
| 483 |
|
| 484 |
+
<h2 class="text-2xl font-bold mb-2">候選人情緒分析</h2>
|
| 485 |
+
<img src="data:image/png;base64,{{ img_candidate_sentiment }}" alt="候選人情緒分析" class="mb-4">
|
| 486 |
|
| 487 |
+
<h2 class="text-2xl font-bold mb-2">知識圖譜</h2>
|
| 488 |
+
<img src="data:image/png;base64,{{ img_knowledge_graph }}" alt="知識圖譜" class="mb-4">
|
| 489 |
</div>
|
| 490 |
</body>
|
| 491 |
</html>
|
| 492 |
"""
|
| 493 |
+
# --- 貼文 & 情緒分析 ---
|
| 494 |
all_df = pd.concat([fetch_tweets(c) for c in candidates], ignore_index=True)
|
| 495 |
all_df['Sentiment'] = all_df['Content'].apply(lambda x: sentiment(x)['label'])
|
| 496 |
all_df['Confidence'] = all_df['Content'].apply(lambda x: sentiment(x)['score'])
|
| 497 |
+
# --- 統計 ---
|
| 498 |
summary = all_df.groupby(['Candidate', 'Sentiment']).size().unstack(fill_value=0)
|
| 499 |
summary['Total Posts'] = summary.sum(axis=1)
|
| 500 |
summary['Positive Ratio'] = summary.get('positive', 0) / summary['Total Posts'].replace(0, 1)
|
| 501 |
summary['Negative Ratio'] = summary.get('negative', 0) / summary['Total Posts'].replace(0, 1)
|
| 502 |
summary['Neutral Ratio'] = summary.get('neutral', 0) / summary['Total Posts'].replace(0, 1)
|
| 503 |
+
# --- 歷史資料 ---
|
| 504 |
today_str = datetime.now().strftime('%Y-%m-%d')
|
| 505 |
hist_row = summary[['Positive Ratio', 'Negative Ratio', 'Neutral Ratio']].copy()
|
| 506 |
hist_row['Date'] = today_str
|
|
|
|
| 510 |
ignore_index=True
|
| 511 |
) if os.path.exists(history_file) else hist_row
|
| 512 |
df_hist.to_csv(history_file, index=False)
|
| 513 |
+
# --- 圖表 ---
|
| 514 |
charts = generate_charts(all_df, summary, df_hist)
|
| 515 |
+
# --- 新聞 ---
|
| 516 |
if os.path.exists(news_file):
|
| 517 |
df_news = pd.read_csv(news_file)
|
| 518 |
news_summary = df_news.groupby('Category').size().to_dict()
|
| 519 |
news_table = df_news.to_html(index=False, classes="min-w-full border border-gray-200")
|
| 520 |
else:
|
| 521 |
news_summary = {
|
| 522 |
+
"民調": "柯志恩在多份民調中領先綠營候選人。",
|
| 523 |
+
"黨內競爭": "民進黨初選競爭激烈。",
|
| 524 |
+
"爭議": "林岱樺涉助理費爭議。"
|
| 525 |
}
|
| 526 |
+
news_table = "<p>無新聞資料</p>"
|
| 527 |
# Convert news_summary to list of tuples to support iteration in template
|
| 528 |
news_summary = list(news_summary.items())
|
| 529 |
+
# --- 參與表 ---
|
| 530 |
engagement_table = f"""
|
| 531 |
<table class="min-w-full bg-white border border-gray-200">
|
| 532 |
<tr class="bg-gray-100 border-b">
|
| 533 |
+
<th class="py-2 px-4 border-r">總參與度</th>
|
| 534 |
<td class="py-2 px-4 border-r">{len(all_df)}</td>
|
| 535 |
+
<th class="py-2 px-4 border-r">正面情緒比例</th>
|
| 536 |
<td class="py-2 px-4 border-r">{all_df['Sentiment'].value_counts(normalize=True).get('positive', 0):.1%}</td>
|
| 537 |
+
<th class="py-2 px-4 border-r">平均互動率</th>
|
| 538 |
<td class="py-2 px-4 border-r">3.9%</td>
|
| 539 |
+
<th class="py-2 px-4 border-r">活躍平台數</th>
|
| 540 |
<td class="py-2 px-4">{5}</td>
|
| 541 |
</tr>
|
| 542 |
</table>
|
| 543 |
"""
|
| 544 |
+
# --- HTML 渲染 ---
|
| 545 |
template = Template(html_template)
|
| 546 |
html_content = template.render(
|
| 547 |
report_date=datetime.now().strftime('%Y-%m-%d %H:%M'),
|
| 548 |
+
engagement_table=engagement_table if engagement_table else "<p>未提供互動數據</p>",
|
| 549 |
+
news_summary=news_summary if news_summary else "<p>未提供新聞摘要</p>",
|
| 550 |
+
news_table=news_table if news_table else "<p>未提供新聞資���</p>",
|
| 551 |
**charts
|
| 552 |
)
|
| 553 |
|
| 554 |
return html_content
|
| 555 |
except Exception:
|
| 556 |
+
return f"<pre>❌ 分析失敗:\n{traceback.format_exc()}</pre>"
|
| 557 |
+
# ===== Gradio 前端 =====
|
| 558 |
if __name__ == "__main__":
|
| 559 |
iface = gr.Interface(
|
| 560 |
fn=run_analysis,
|
| 561 |
inputs=[],
|
| 562 |
outputs=gr.HTML(),
|
| 563 |
+
title="2026 高雄市長選舉輿情分析"
|
| 564 |
)
|
| 565 |
iface.launch(server_name="0.0.0.0", server_port=7860)
|