smrup/Food-Delivery-Time-Prediction-using-Machine-Learning

1# utils.py2import numpy as np3from config import EARTH_RADIUS_KM4 5def deg_to_rad(degrees):6    return degrees * (np.pi / 180)7 8def distcalculate(lat1, lon1, lat2, lon2):9    d_lat = deg_to_rad(lat2 - lat1)10    d_lon = deg_to_rad(lon2 - lon1)11    a = np.sin(d_lat / 2)**2 + np.cos(deg_to_rad(lat1)) * np.cos(deg_to_rad(lat2)) * np.sin(d_lon / 2)**212    c = 2 * np.arctan2(np.sqrt(a), np.sqrt(1 - a))13    return EARTH_RADIUS_KM * c14