remove set _finalize
remove set _finalize

jnishi/chainer,ktnyt/chainer,okuta/chainer,keisuke-umezawa/chainer,okuta/chainer,hvy/chainer,keisuke-umezawa/chainer,wkentaro/chainer,chainer/chainer,okuta/chainer,pfnet/chainer,hvy/chainer,tkerola/chainer,niboshi/chainer,wkentaro/chainer,niboshi/chainer,rezoo/chainer,wkentaro/chainer,ktnyt/chainer,anaruse/chainer,chainer/chainer,chainer/chainer,ronekko/chainer,okuta/chainer,jnishi/chainer,niboshi/chainer,hvy/chainer,wkentaro/chainer,hvy/chainer,ktnyt/chainer,jnishi/chainer,niboshi/chainer,keisuke-umezawa/chainer,chainer/chainer,ktnyt/chainer,keisuke-umezawa/chainer,jnishi/chainer