code: def push(self, x):
      self.queue = F.concat((self.queue[:, :, 1:], x), axis=2)
  
file_path: chainer/examples/wavenet/modules.py
imports: import chainer
  import chainer.functions
  import chainer.links
label_desc: Use image node_id 5 for calling the ResidualBlock obj's underlying member method code with example usage: obj.push(x) without return types