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| import gradio as gr | |
| from datetime import datetime, date, timedelta | |
| from config import index_options, time_intervals, START_DATE, END_DATE, FORECAST_PERIOD | |
| from data_fetcher import get_stocks_from_index | |
| from stock_analysis import get_stock_graph_and_info | |
| def validate_date(date_string): | |
| try: | |
| return datetime.strptime(date_string, "%Y-%m-%d").date() | |
| except ValueError: | |
| return None | |
| demo = gr.Blocks() | |
| with demo: | |
| d1 = gr.Dropdown(index_options, label='Please select Index...', info='Will be adding more indices later on', interactive=True) | |
| d2 = gr.Dropdown(label='Please Select Stock from your selected index', interactive=True) | |
| d3 = gr.Dropdown(time_intervals, label='Select Time Interval', value='1d', interactive=True) | |
| d4 = gr.Radio(['Line Graph', 'Candlestick Graph'], label='Select Graph Type', value='Line Graph', interactive=True) | |
| d5 = gr.Dropdown(['ARIMA', 'Prophet', 'LSTM'], label='Select Forecasting Method', value='ARIMA', interactive=True) | |
| # New date inputs using Textbox | |
| date_start = gr.Textbox(label="Start Date (YYYY-MM-DD)", value=START_DATE.strftime("%Y-%m-%d")) | |
| date_end = gr.Textbox(label="End Date (YYYY-MM-DD)", value=END_DATE.strftime("%Y-%m-%d")) | |
| out_graph = gr.Plot() | |
| out_fundamentals = gr.DataFrame() | |
| inputs = [d1, d2, d3, d4, d5, date_start, date_end] | |
| outputs = [out_graph, out_fundamentals] | |
| def update_stock_options(index): | |
| stocks = get_stocks_from_index(index) | |
| return gr.Dropdown(choices=stocks) | |
| def process_inputs(*args): | |
| idx, stock, interval, graph_type, forecast_method, start_date, end_date = args | |
| start = validate_date(start_date) | |
| end = validate_date(end_date) | |
| if start is None or end is None: | |
| return gr.Textbox(value="Invalid date format. Please use YYYY-MM-DD."), None | |
| if start > end: | |
| return gr.Textbox(value="Start date must be before end date."), None | |
| return get_stock_graph_and_info(idx, stock, interval, graph_type, forecast_method, start, end) | |
| d1.change(update_stock_options, d1, d2) | |
| d2.change(process_inputs, inputs, outputs) | |
| d3.change(process_inputs, inputs, outputs) | |
| d4.change(process_inputs, inputs, outputs) | |
| d5.change(process_inputs, inputs, outputs) | |
| date_start.change(process_inputs, inputs, outputs) | |
| date_end.change(process_inputs, inputs, outputs) | |
| if __name__ == "__main__": | |
| demo.launch() |