3D_point_classes.py

# 3D classes points 

class Point3D(object):
    def __init__(self, x,y,z):
        self.x = x
        self.y = y
        self.z = z 
    
    def __repr__(self):
        return "(%d,%d,%d)" % (self.x, self.y, self.z) 

#tester
my_point = Point3D(1,2,3)
print my_point