code: def init(self):
      stdv = 1.0 / math.sqrt(self.W.weight.size(1))
      self.W.weight.data.uniform_(-stdv, stdv)
  
imports: import math
  import torch
  import torch.nn
  import torch.nn.functional
  import torch.nn.init
  from dgl.nn.pytorch import GraphConv
  from dgl.nn.pytorch.conv import ChebConv
label_desc: Use image node_id 2 for calling the SpatioConvLayer obj's underlying member method code with example usage: obj.init() without return types