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Browse files- .gitattributes +1 -0
- Requirements.txt +7 -0
- app.py +78 -0
- scaler.gz +3 -0
- stock_model.keras +3 -0
.gitattributes
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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stock_model.keras filter=lfs diff=lfs merge=lfs -text
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Requirements.txt
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tensorflow
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yfinance
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pandas
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numpy
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scikit-learn
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joblib
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gradio
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app.py
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import gradio as gr
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import yfinance as yf
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import numpy as np
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import pandas as pd
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from keras.models import load_model
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import joblib
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import os
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# Load the saved components
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# Using a check to ensure the app doesn't crash during build if files are missing
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MODEL_PATH = 'stock_model.keras'
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SCALER_PATH = 'scaler.gz'
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if os.path.exists(MODEL_PATH) and os.path.exists(SCALER_PATH):
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model = load_model(MODEL_PATH)
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scaler = joblib.load(SCALER_PATH)
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else:
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model = None
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scaler = None
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def predict_next_day(ticker):
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if model is None or scaler is None:
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return "Error: Model or Scaler files not found in the repository."
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try:
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# 1. Fetch data
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# We use multi_level_index=False to fix the common yfinance MultiIndex error
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df = yf.download(ticker, period='90d', interval='1d', multi_level_index=False)
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if df.empty:
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return f"Error: No data found for ticker '{ticker}'."
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# 2. Re-create technical indicators
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df['MA7'] = df['Close'].rolling(window=7).mean()
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df['MA21'] = df['Close'].rolling(window=21).mean()
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df.dropna(inplace=True)
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# 3. Prepare the sliding window (Last 60 days)
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# Ensure we have enough rows after dropping NaNs
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if len(df) < 60:
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return "Error: Not enough historical data to generate a 60-day window."
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features = df[['Close', 'MA7', 'MA21']].tail(60).values
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# 4. Scale and Reshape
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scaled_features = scaler.transform(features)
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# Reshape to (1, 60, 3) -> 1 sample, 60 timesteps, 3 features
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input_data = np.reshape(scaled_features, (1, 60, 3))
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# 5. Predict
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prediction_scaled = model.predict(input_data, verbose=0)
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# 6. Inverse Transform
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# Since the scaler was fit on 3 columns, we create a dummy with 3 cols
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dummy = np.zeros((1, 3))
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dummy[0, 0] = prediction_scaled[0, 0]
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prediction_final = scaler.inverse_transform(dummy)[0, 0]
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return f"Predicted Next Closing Price for {ticker}: ₹{prediction_final:.2f}"
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except Exception as e:
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return f"Technical Error: {str(e)}"
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# Professional Gradio Interface
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interface = gr.Interface(
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fn=predict_next_day,
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inputs=gr.Textbox(
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label="Stock Ticker",
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placeholder="Enter Ticker (e.g., TCS.NS for NSE, AAPL for NASDAQ)..."
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),
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outputs=gr.Textbox(label="Forecasted Price"),
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title="📈 StockPulse: LSTM Market Predictor",
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description="This AI model uses Long Short-Term Memory (LSTM) networks to predict the next day's closing price based on a 60-day window of historical prices and Moving Averages.",
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theme="soft"
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)
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if __name__ == "__main__":
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interface.launch()
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scaler.gz
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version https://git-lfs.github.com/spec/v1
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oid sha256:f703de8e33ce32de0fd864c748977d4096da844352397c81f28064705daccb72
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size 974
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stock_model.keras
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version https://git-lfs.github.com/spec/v1
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oid sha256:5cdd032ee98f5f7ad32221888007b62d6cb4b3a71c64f72dd59e7a77f1bf9bd6
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size 1648465
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