def postcode(self):
        """
        :example '101-1212'
        """
        return "%03d-%04d" % (self.generator.random.randint(0, 999),
                              self.generator.random.randint(0, 9999))
def postcode ( self ) : return "%03d-%04d" % ( self . generator . random . randint ( 0 , 999 ) , self . generator . random . randint ( 0 , 9999 ) )
:example '101-1212'