Python Object Oriented - Overloading Operators

• #!/usr/bin/python
  
  class Vector:
     def __init__(self, a, b):
       self.a = a
       self.b = b
  
     def __str__(self):
       return 'Vector (%d, %d)' % (self.a, self.b)
     def __add__(self,other):
       return Vector(self.a + other.a, self.b + other.b)
  
  v1 = Vector(2,10)
  v2 = Vector(5,-2)
  print v1 + v2

• Output

  Vector(7,8)