class_docstr: Models for Wind Power Prediction
      
docstr: Initialization hook 
code: def init_weights(self, layer):
      """Initialization hook"""
      if isinstance(layer, (nn.Linear, nn.Embedding)):
          if isinstance(layer.weight, paddle.Tensor):
              layer.weight.set_value(
                  paddle.tensor.normal(
                      mean=0.0, std=0.02, shape=layer.weight.shape
                  )
              )
  
      elif isinstance(layer, nn.LayerNorm):
          layer._epsilon = 1e-12
  
imports: import pgl
  import paddle
  import paddle.nn
  import paddle.nn.functional
  import numpy
  from pgl.utils.logger import log
  import pgl.nn
  import math
label_desc: Use image node_id 2 for calling the WPFModel obj's underlying member method code with example usage: obj.init_weights(layer) without return types