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Add files
Browse files- app.py +69 -0
- requirements.txt +6 -0
app.py
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import gradio as gr
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import yfinance as yf
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from datetime import datetime, timedelta
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from sklearn.neighbors import KNeighborsRegressor
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from sklearn.ensemble import ExtraTreesRegressor
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from xgboost import XGBRegressor
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from sklearn.preprocessing import MinMaxScaler
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def get_stock_data(date, stock_symbol, model_type):
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end_date = datetime.strptime(date, "%Y-%m-%d")
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start_date = end_date - timedelta(days=365*2)
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start_date_str = start_date.strftime("%Y-%m-%d")
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end_date_str = end_date.strftime("%Y-%m-%d")
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stock = yf.download(stock_symbol, start=start_date_str, end=end_date_str)
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data = stock
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X = data.iloc[1:].values
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Y = data.iloc[1:]['Open'].shift(-1).dropna().values
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X = X[1:-1]
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Y = Y[1:]
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# Normalize X and Y
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scaler = MinMaxScaler()
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X_scaled = scaler.fit_transform(X)
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Y_scaled = scaler.fit_transform(Y.reshape(-1, 1))
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X_test = data.tail(1).values
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match model_type:
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case "KNN":
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# Fit KNN model
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knn = KNeighborsRegressor()
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knn.fit(X_scaled, Y_scaled)
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prediction_scaled = knn.predict(X_test)
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prediction = scaler.inverse_transform(prediction_scaled)[0][0]
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case "XGBoost":
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xgb = XGBRegressor()
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xgb.fit(X_scaled, Y_scaled)
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prediction_scaled = xgb.predict(X_test)
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prediction_scaled = prediction_scaled.reshape(1,-1)
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prediction = scaler.inverse_transform(prediction_scaled)[0][0]
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# Add other models
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# Extra Trees chosen for no particular reason
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case "Extra Trees Regressor":
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etr = ExtraTreesRegressor()
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etr.fit(X_scaled, Y_scaled)
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prediction_scaled = etr.predict(X_test)
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prediction_scaled = prediction_scaled.reshape(1,-1)
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prediction = scaler.inverse_transform(prediction_scaled)[0][0]
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return str(prediction)
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def stock_data_interface(date, stock_symbol,model_type):
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prediction = get_stock_data(date, stock_symbol,model_type)
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return prediction
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iface = gr.Interface(fn=stock_data_interface,
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inputs=[gr.inputs.Textbox(label="Date (YYYY-MM-DD)"),
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gr.inputs.Textbox(label="Stock Symbol"),
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gr.inputs.Dropdown(choices=["KNN","XGBoost","Extra Trees Regressor"], label="Type of model")],
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outputs=[gr.outputs.Textbox(label="Prediction")],
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title="Stock Data Interface",
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description="Enter a date and a stock symbol to retrieve the stock data for the past two years and predict on the latest data.")
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iface.launch()
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requirements.txt
ADDED
@@ -0,0 +1,6 @@
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1 |
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gradio
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yfinance
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pandas
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numpy
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plotly
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matplotlib
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