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Update app.py
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app.py
CHANGED
@@ -2,7 +2,7 @@ import streamlit as st
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import yfinance as yf
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import pandas as pd
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@st.
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def get_sp500_list():
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table = pd.read_html('https://en.wikipedia.org/wiki/List_of_S%26P_500_companies')
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return table[0]['Symbol'].tolist()
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@@ -14,13 +14,15 @@ def fetch_stock_data(ticker_symbol):
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ticker = yf.Ticker(ticker_symbol)
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info = ticker.info
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financials = {
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'P/E Ratio': info.get('forwardPE'
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'P/B Ratio': info.get('priceToBook'
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'P/S Ratio': info.get('priceToSalesTrailing12Months'
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'Debt to Equity Ratio': info.get('debtToEquity'
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'Return on Equity': info.get('returnOnEquity'
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'Book-to-Market Ratio': 1 / info.get('priceToBook'
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}
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return financials, info
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def compare_to_index(stock_ratios, index_averages):
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@@ -63,34 +65,47 @@ sp500_list = get_sp500_list()
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sp500_averages = load_sp500_averages('sp500_averages.csv')
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scores_df = calculate_combined_scores_for_stocks(sp500_list, sp500_averages)
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required_columns = ['P/E Ratio', 'P/B Ratio', 'P/S Ratio', 'Debt to Equity Ratio', 'Return on Equity', 'Book-to-Market Ratio']
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scores_df_sorted = scores_df_filtered.sort_values(by='Combined Score', ascending=False)
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col1, col2 = st.columns([3, 5])
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with col1:
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st.subheader("Stock Overview")
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with col2:
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st.subheader("Stock Details")
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import yfinance as yf
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import pandas as pd
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@st.experimental_singleton
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def get_sp500_list():
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table = pd.read_html('https://en.wikipedia.org/wiki/List_of_S%26P_500_companies')
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return table[0]['Symbol'].tolist()
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ticker = yf.Ticker(ticker_symbol)
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info = ticker.info
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financials = {
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'P/E Ratio': info.get('forwardPE'),
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'P/B Ratio': info.get('priceToBook'),
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'P/S Ratio': info.get('priceToSalesTrailing12Months'),
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'Debt to Equity Ratio': info.get('debtToEquity'),
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'Return on Equity': info.get('returnOnEquity'),
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'Book-to-Market Ratio': 1 / info.get('priceToBook') if info.get('priceToBook') else None
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}
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# Debug: Print to see if financials are fetched correctly
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print(f"Financials for {ticker_symbol}: {financials}")
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return financials, info
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def compare_to_index(stock_ratios, index_averages):
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sp500_averages = load_sp500_averages('sp500_averages.csv')
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scores_df = calculate_combined_scores_for_stocks(sp500_list, sp500_averages)
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# Debug: Print the DataFrame before filtering to see its content
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print("Scores DataFrame before filtering:", scores_df.head())
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required_columns = ['P/E Ratio', 'P/B Ratio', 'P/S Ratio', 'Debt to Equity Ratio', 'Return on Equity', 'Book-to-Market Ratio']
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# Attempt a lenient filtering approach or skip filtering to debug
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# scores_df_filtered = filter_incomplete_stocks(scores_df, required_columns)
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scores_df_filtered = scores_df # Temporarily bypass filtering to debug
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scores_df_sorted = scores_df_filtered.sort_values(by='Combined Score', ascending=False)
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# Debug: Print the DataFrame after sorting to see if it's empty
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print("Scores DataFrame after sorting:", scores_df_sorted.head())
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col1, col2 = st.columns([3, 5])
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with col1:
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st.subheader("Stock Overview")
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if not scores_df_sorted.empty:
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styled_scores_df = scores_df_sorted.style.applymap(color_combined_score, subset=['Combined Score'])
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st.dataframe(styled_scores_df)
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else:
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st.write("No data available after filtering.")
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with col2:
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st.subheader("Stock Details")
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if not scores_df_sorted.empty:
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sorted_tickers = scores_df_sorted['Stock'].tolist()
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ticker_symbol = st.selectbox('Select a stock for details', options=sorted_tickers)
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if ticker_symbol:
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with st.spinner(f'Fetching data for {ticker_symbol}...'):
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stock_data, info = fetch_stock_data(ticker_symbol)
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comparison, _ = compare_to_index(stock_data, sp500_averages)
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st.write(f"**{info.get('longName', 'N/A')}** ({ticker_symbol})")
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st.write(info.get('longBusinessSummary', 'N/A'))
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for ratio in required_columns:
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value = stock_data.get(ratio, 'N/A')
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average = sp500_averages.loc[ratio, 'Average'] if ratio in sp500_averages.index else 'N/A'
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status = comparison.get(ratio, 'N/A')
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st.write(f"{ratio}: {value} (Your Ratio) | {average} (S&P 500 Avg) - {status}")
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else:
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st.write("No stocks to display.")
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