def taxicab_distance(self, p, q):
        # Get the taxicab/manhattan/citiblock distance for efficiency reasons
        return abs(q[0] - p[0]) + abs(p[1] - q[1])
dataset/ETHPy150Open kivy/kivy/kivy/input/postproc/dejitter.py/InputPostprocDejitter.taxicab_distance/swapped operands of `-`