stock list and stock data updated

streamlit_stock_app/app.py

@@ -5,14 +5,10 @@ from sumy.parsers.plaintext import PlaintextParser
 from sumy.nlp.tokenizers import Tokenizer
 from sumy.summarizers.lsa import LsaSummarizer
 
-# --------------------------------
 # Page configuration
-# --------------------------------
 st.set_page_config(page_title="Stock Dashboard & Summarizer", layout="wide")
 
-# --------------------------------
 # App Title and Description
-# --------------------------------
 st.title("📈 Stock Price Dashboard & 📝 Summarizer")
 st.markdown("""
 Welcome to the **Stock Analysis App** built with Streamlit.
@@ -20,38 +16,59 @@ Welcome to the **Stock Analysis App** built with Streamlit.
 - Paste stock-related news or description for **automatic summarization**
 """)
 
-# --------------------------------
 # User Input Section
-# --------------------------------
 st.sidebar.header("User Input")
-stock_symbol = st.sidebar.text_input("Enter Stock Symbol (e.g., AAPL, MSFT)", value="AAPL")
+stock_symbols = st.sidebar.multiselect(
+    "Select Stock Symbols",
+    ["AAPL", "MSFT", "GOOGL", "AMZN", "META", "TSLA", "NVDA", "JPM", "V", "WMT", "JSWSTEEL.NS"],
+    default=["AAPL"]
+)
 days = st.sidebar.slider("Select number of past days", min_value=5, max_value=365, value=30)
 
-# --------------------------------
 # Function to fetch stock data
-# --------------------------------
 @st.cache_data
 def fetch_stock_data(symbol, days):
-    return yf.download(symbol, period=f"{days}d")
+    try:
+        data = yf.download(symbol, period=f"{days}d")
+        return data
+    except Exception as e:
+        return None
+
+def display_stock_chart(stock_data, symbol, use_full_width=False):
+    if use_full_width:
+        st.subheader(f"{symbol} Stock Price")
+        st.line_chart(stock_data['Close'], use_container_width=True)
+        latest_price = float(stock_data['Close'].iloc[-1])
+        st.metric(f"{symbol} Latest Close Price", f"${latest_price:.2f}")
+    else:
+        with col1 if idx % 2 == 0 else col2:
+            st.subheader(f"{symbol} Stock Price")
+            st.line_chart(stock_data['Close'], use_container_width=True)
+            latest_price = float(stock_data['Close'].iloc[-1])
+            st.metric(f"{symbol} Latest Close Price", f"${latest_price:.2f}")
 
-# --------------------------------
 # Display stock chart
-# --------------------------------
-st.subheader(f"📊 Stock Price Chart for {stock_symbol}")
+st.subheader(f"📊 Stock Price Charts")
 if st.sidebar.button("Load Stock Data"):
-    try:
-        stock_data = fetch_stock_data(stock_symbol, days)
-        if not stock_data.empty:
-            st.line_chart(stock_data['Close'])
-            st.metric("Latest Close Price", f"${stock_data['Close'].iloc[-1]:.2f}")
-        else:
-            st.warning("No data found for this symbol.")
-    except Exception as e:
-        st.error(f"Error fetching data: {e}")
+    total_stocks = len(stock_symbols)
+    
+    # For multiple stocks, create two columns
+    if total_stocks > 1:
+        col1, col2 = st.columns(2)
+    
+    for idx, symbol in enumerate(stock_symbols):
+        try:
+            stock_data = fetch_stock_data(symbol, days)
+            if stock_data is not None and not stock_data.empty:
+                # Use full width for single stock or last stock in odd number
+                use_full_width = total_stocks == 1 or (idx == total_stocks - 1 and total_stocks % 2 == 1)
+                display_stock_chart(stock_data, symbol, use_full_width)
+            else:
+                st.warning(f"No data found for symbol {symbol}.")
+        except Exception as e:
+            st.error(f"Error fetching data for {symbol}: {str(e)}")
 
-# --------------------------------
 # Text Summarization Section
-# --------------------------------
 st.markdown("---")
 st.subheader("📝 Stock News or Description Summarizer")
 text_input = st.text_area("Paste any stock-related text here to summarize")
@@ -72,8 +89,6 @@ if st.button("Generate Summary"):
     else:
         st.warning("Please enter some text first.")
 
-# --------------------------------
 # Footer
-# --------------------------------
 st.markdown("---")
 st.markdown("Built with [Streamlit](https://streamlit.io/) | By Mitul Lakkad")
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