import modules instead of assigning them to global variables
import modules instead of assigning them to global variables

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