This would accept ints, floats, and decimal types. import decimal
class Nint(int):
def __add__(self, x, y):
try:
return x+y
except:
return None
if __name__=='__main__':
N=Nint()
print N.__add__( 1, 2 )
print N.__add__( 1, None )
print N.__add__(decimal.Decimal("2"), decimal.Decimal("3"))
print N.__add__(decimal.Decimal("2"), 3)
--
http://mail.python.org/mailman/listinfo/python-list
