Mega Code Archive

 

Categories / Python / Class

 

Define operator for class

class adder:      def __init__(self, value=0):          self.data = value                  # initialize data      def __add__(self, other):          self.data += other                 # add other in-place class addrepr(adder):                       # inherit __init__, __add__      def __repr__(self):                    # add string representation          return 'addrepr(%s)' % self.data   # convert to string as code x = addrepr(2)                              # runs __init__ x + 1                                       # runs __add__ print x                                     # runs __repr__ addrepr(3) print x                                     # runs __repr__ addrepr(3)  print str(x), repr(x)                       # run ___repr__