import math
class point:
    def __init__(self, x, y, z):
        self.x = x
        self.y = y
        self.z = z

p1 = point(10,14,0)
p2 = point(14,14,0)       

distanceByTwoPoints = math.sqrt((p1.y-p2.y)**2 + (p1.x-p2.x)**2)