docstr: Initialize the weights.
          
docstr_tok: ["Initialize","the","weights","."]
code: def init_weights(self, module):
      """Initialize the weights."""
      if isinstance(module, (nn.Linear, nn.Embedding)):
          module.weight.set_value(
              paddle.normal(
                  mean=0.0, std=0.02, shape=module.weight.shape
              )
          )
      elif isinstance(module, nn.LayerNorm):
          module.bias.set_value(paddle.zeros(shape=module.bias.shape))
          module.weight.set_value(
              paddle.full(shape=module.weight.shape, fill_value=1.0)
          )
      if isinstance(module, nn.Linear) and module.bias is not None:
          module.bias.set_value(paddle.zeros(shape=module.bias.shape))
  
imports: import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddle.nn import ReLU, Swish, GELU
  import math
  from ppdet.core.workspace import register
  from ..shape_spec import ShapeSpec
label_desc: Use image node_id 2 for calling the METROEncoder obj's underlying member method code with example usage: obj.init_weights(module) without return types