code: def get_grad_div_scale(self) -> float:
      return 1.0
  
file_path: ColossalAI/colossalai/amp/naive_amp/mixed_precision_mixin/bf16.py
imports: import torch
  from torch import Tensor
  from .base import MixedPrecisionMixin
label_desc: Use image node_id 5 for calling the BF16MixedPrecisionMixin obj's underlying member method code with example usage: obj.get_grad_div_scale() and returns: int