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Update app.py
Browse files
app.py
CHANGED
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@@ -12,7 +12,7 @@ from io import BytesIO
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import numpy as np
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from sklearn.linear_model import LinearRegression
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import plotly.graph_objects as go
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import yfinance as yf
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# --------------------------
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# CONFIG
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@@ -34,7 +34,6 @@ def load_models():
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def analyze_text(text, bert_model, vader):
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if not text.strip():
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return 0
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vader_score = vader.polarity_scores(text)["compound"]
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textblob_score = TextBlob(text).sentiment.polarity
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bert_result = bert_model(text[:512])[0]
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@@ -49,18 +48,48 @@ def analyze_text(text, bert_model, vader):
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return np.mean([vader_score, textblob_score, bert_score])
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@st.cache_data(ttl=3600)
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def fetch_financial_news(
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to_date = datetime.now().strftime('%Y-%m-%d')
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from_date = (datetime.now() - timedelta(days=7)).strftime('%Y-%m-%d')
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all_articles = []
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page = 1
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while True:
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url = (
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f"https://newsapi.org/v2/everything?"
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f"q={
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f"from={from_date}&to={to_date}&"
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f"language=en&sortBy=publishedAt&"
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f"pageSize=100&page={page}&apiKey={API_KEY}"
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@@ -86,26 +115,17 @@ def fetch_financial_news(keyword):
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})
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if len(articles) < 100:
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break
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page += 1
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return pd.DataFrame(all_articles)
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def generate_wordcloud(text):
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stopwords = nltk.corpus.stopwords.words('english')
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wordcloud = WordCloud(width=800, height=400, background_color="white", stopwords=stopwords).generate(text)
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buf = BytesIO()
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wordcloud.to_image().save(buf, format="PNG")
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return base64.b64encode(buf.getvalue()).decode()
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# --------------------------
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#
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# --------------------------
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@st.cache_data(ttl=3600)
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def fetch_stock_price(symbol):
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"""ดึงราคาปิดหุ้นย้อนหลัง 14 วัน"""
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try:
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df = yf.download(symbol, period="14d", interval="1d")
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df = df.reset_index()[["Date", "Close"]]
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# --------------------------
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def main():
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st.title("📰 SentimentSync NewsAI")
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st.markdown("
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# Sidebar
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with st.sidebar:
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bert_model, vader = load_models()
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# ดึงข่าว
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st.info(f"กำลังดึงข่าวย้อนหลัง 7
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news_df = fetch_financial_news(keyword)
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if news_df.empty:
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st.warning("ไม่พบบทความข่าวในช่วง 7 วันที่ผ่านมา")
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img = generate_wordcloud(all_text)
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st.image(f"data:image/png;base64,{img}", use_column_width=True)
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#
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st.subheader("📈 แนวโน้มและพยากรณ์อารมณ์ของข่าว & ราคาหุ้น")
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df_sorted = news_df.sort_values("date").copy()
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df_sorted["timestamp"] = (df_sorted["date"] - df_sorted["date"].min()).dt.days
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import numpy as np
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from sklearn.linear_model import LinearRegression
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import plotly.graph_objects as go
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import yfinance as yf
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# --------------------------
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# CONFIG
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def analyze_text(text, bert_model, vader):
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if not text.strip():
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return 0
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vader_score = vader.polarity_scores(text)["compound"]
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textblob_score = TextBlob(text).sentiment.polarity
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bert_result = bert_model(text[:512])[0]
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return np.mean([vader_score, textblob_score, bert_score])
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def generate_wordcloud(text):
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stopwords = nltk.corpus.stopwords.words('english')
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wordcloud = WordCloud(width=800, height=400, background_color="white", stopwords=stopwords).generate(text)
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buf = BytesIO()
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wordcloud.to_image().save(buf, format="PNG")
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return base64.b64encode(buf.getvalue()).decode()
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# --------------------------
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# ฟังก์ชันใหม่: แปลงตัวย่อหุ้น -> ชื่อบริษัท
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# --------------------------
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@st.cache_data(ttl=86400)
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def resolve_company_name(symbol):
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"""รับตัวย่อหุ้น เช่น AAPL แล้วดึงชื่อบริษัท เช่น Apple Inc."""
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try:
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ticker = yf.Ticker(symbol)
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info = ticker.info
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company_name = info.get("longName") or info.get("shortName")
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if company_name:
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return company_name
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except Exception:
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pass
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return symbol # ถ้าไม่เจอ ใช้ symbol เอง
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# --------------------------
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# ดึงข่าว 7 วัน สำหรับ symbol + company name
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# --------------------------
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@st.cache_data(ttl=3600)
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def fetch_financial_news(symbol):
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company_name = resolve_company_name(symbol)
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to_date = datetime.now().strftime('%Y-%m-%d')
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from_date = (datetime.now() - timedelta(days=7)).strftime('%Y-%m-%d')
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query = f"({symbol} OR \"{company_name}\") finance stock"
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all_articles = []
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page = 1
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while True:
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url = (
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f"https://newsapi.org/v2/everything?"
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f"q={query}&"
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f"from={from_date}&to={to_date}&"
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f"language=en&sortBy=publishedAt&"
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f"pageSize=100&page={page}&apiKey={API_KEY}"
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})
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if len(articles) < 100:
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break
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page += 1
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return pd.DataFrame(all_articles)
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# --------------------------
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# ดึงราคาหุ้นย้อนหลัง 14 วัน
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# --------------------------
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@st.cache_data(ttl=3600)
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def fetch_stock_price(symbol):
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try:
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df = yf.download(symbol, period="14d", interval="1d")
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df = df.reset_index()[["Date", "Close"]]
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# --------------------------
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def main():
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st.title("📰 SentimentSync NewsAI")
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st.markdown("วิเคราะห์แนวโน้มอารมณ์ของข่าวย้อนหลัง 7 วัน พร้อมพยากรณ์ และรวมราคาหุ้น")
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# Sidebar
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with st.sidebar:
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bert_model, vader = load_models()
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# ดึงข่าว
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st.info(f"กำลังดึงข่าวย้อนหลัง 7 วันสำหรับ '{keyword}' ...")
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news_df = fetch_financial_news(keyword)
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if news_df.empty:
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st.warning("ไม่พบบทความข่าวในช่วง 7 วันที่ผ่านมา")
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img = generate_wordcloud(all_text)
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st.image(f"data:image/png;base64,{img}", use_column_width=True)
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# แนวโน้ม + พยากรณ์ + ราคาหุ้น
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st.subheader("📈 แนวโน้มและพยากรณ์อารมณ์ของข่าว & ราคาหุ้น")
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df_sorted = news_df.sort_values("date").copy()
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df_sorted["timestamp"] = (df_sorted["date"] - df_sorted["date"].min()).dt.days
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