python __call__python __call__:?http://www.cnblogs.com/lovemo1314/archive/2011/04/29/2032871.html?
python __call__
python __call__:?http://www.cnblogs.com/lovemo1314/archive/2011/04/29/2032871.html?
python __call__
python __call__:?http://www.cnblogs.com/lovemo1314/archive/2011/04/29/2032871.html?