class_docstr: Upsampling layer with pixel shuffle
      
class_docstr_tok: ["Upsampling","layer","with","pixel","shuffle"]
code: def hybrid_forward(self, F, x):
      x = self.conv(x)
      x = self.bn(x)
      x = self.relu(x)
      x = self.pixel_shuffle(x)
      return x
  
imports: from __future__ import absolute_import
  from mxnet import initializer
  from mxnet.gluon import nn, contrib
  from mxnet.gluon.nn import BatchNorm, HybridBlock
label_desc: Use image node_id 2 for calling the DUC obj's underlying member method code with example usage: obj.hybrid_forward(F, x) and returns: x