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app.py
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import gradio as gr
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import pandas as pd
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import numpy as np
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import pickle
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# Load trained model safely
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with open("dynamic_pricing_model.pkl", "rb") as f:
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model = pickle.load(f)
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def predict_dynamic_pricing(
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zone_id, demand, supply, driver_availability,
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weather_factor, event_factor, temperature, traffic_index,
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distance_km, duration_min, base_fare,
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hour, day_of_week, is_weekend, rate_per_km=6
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):
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demand_supply_ratio = np.clip(demand / (supply + 1), 0, 3)
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row = pd.DataFrame([{
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"zone_id": zone_id,
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"hour": hour,
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"day_of_week": day_of_week,
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"is_weekend": is_weekend,
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"demand": demand,
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"supply": supply,
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"driver_availability": driver_availability,
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"weather_factor": weather_factor,
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"event_factor": event_factor,
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"temperature": temperature,
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"traffic_index": traffic_index,
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"distance_km": distance_km,
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"duration_min": duration_min,
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"base_fare": base_fare,
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"demand_supply_ratio": demand_supply_ratio
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}])
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surge = float(model.predict(row)[0])
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base_price = base_fare + distance_km * rate_per_km
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final_price = base_price * surge
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return base_price, surge, final_price
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demo = gr.Interface(
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fn=predict_dynamic_pricing,
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inputs=[
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gr.Number(label="Zone ID"),
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gr.Number(label="Demand"),
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gr.Number(label="Supply"),
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gr.Number(label="Driver Availability"),
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gr.Number(label="Weather Factor"),
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gr.Number(label="Event Factor"),
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gr.Number(label="Temperature"),
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gr.Number(label="Traffic Index"),
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gr.Number(label="Distance (km)"),
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gr.Number(label="Duration (min)"),
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gr.Number(label="Base Fare"),
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gr.Number(label="Hour"),
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gr.Number(label="Day of Week"),
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gr.Number(label="Is Weekend")
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],
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outputs=[
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gr.Number(label="Base Price"),
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gr.Number(label="Surge Factor"),
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gr.Number(label="Final Dynamic Price")
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],
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title="Dynamic Pricing Model",
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description="AI-based real-time surge pricing."
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)
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demo.launch(server_name="0.0.0.0", server_port=7860)
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