code: def __call__(self, m: torch.nn.Module) -> None:
      if getattr(m, "weight", None) is not None:
          m.weight.lr_mult = self.lr_mult
      if getattr(m, "bias", None) is not None:
          m.bias.lr_mult = self.lr_mult
  
imports: import torch
label_desc: Use image node_id 2 for calling the LRMult obj's underlying member method code with example usage: obj.__call__(m) without return types