changed example
changed example

to show actual arrays
chainer/chainer,jnishi/chainer,okuta/chainer,keisuke-umezawa/chainer,niboshi/chainer,jnishi/chainer,kashif/chainer,cupy/cupy,ronekko/chainer,hvy/chainer,kiyukuta/chainer,rezoo/chainer,ktnyt/chainer,okuta/chainer,wkentaro/chainer,chainer/chainer,keisuke-umezawa/chainer,okuta/chainer,cupy/cupy,niboshi/chainer,delta2323/chainer,anaruse/chainer,niboshi/chainer,jnishi/chainer,keisuke-umezawa/chainer,wkentaro/chainer,ktnyt/chainer,cupy/cupy,okuta/chainer,chainer/chainer,tkerola/chainer,wkentaro/chainer,chainer/chainer,hvy/chainer,aonotas/chainer,ysekky/chainer,pfnet/chainer,jnishi/chainer,hvy/chainer,ktnyt/chainer,wkentaro/chainer,ktnyt/chainer,cupy/cupy,keisuke-umezawa/chainer,hvy/chainer,niboshi/chainer