code: def create_state_multi_precision(self, index, weight):
      return self._optimizer.create_state_multi_precision(index, weight)
  
file_path: insightface/recognition/partial_fc/mxnet/optimizer.py
imports: import horovod.mxnet
  import mxnet
  from mxnet import nd
label_desc: Use image node_id 3 for calling the DistributedOptimizer obj's underlying member method code with example usage: obj.create_state_multi_precision(index, weight) and returns: self