Return the sum of vector addition.
(self, vector)
| 34 | return 'Vector(%r, %r)' % (self.x, self.y) |
| 35 | |
| 36 | def __add__(self, vector): |
| 37 | 'Return the sum of vector addition.' |
| 38 | return Vector(self.x + vector.x, self.y + vector.y) |
| 39 | |
| 40 | def __sub__(self, vector): |
| 41 | 'Return the difference of vector subtraction.' |