code: def init_weights(self):
      self.conv1.weight.data.normal_(0, 0.01)
      self.conv2.weight.data.normal_(0, 0.01)
      if self.downsample is not None:
          self.downsample.weight.data.normal_(0, 0.01)
  
file_path: qlib/qlib/contrib/model/tcn.py
imports: import torch.nn
  from torch.nn.utils import weight_norm
label_desc: Use image node_id 2 for calling the TemporalBlock obj's underlying member method code with example usage: obj.init_weights() without return types