code: def set_derived_configs(self):
      if self.config["recurrent-projection-dim"] <= 0:
          self.config["recurrent-projection-dim"] = (
              self.config["cell-dim"] / 4
          )
  
      if self.config["non-recurrent-projection-dim"] <= 0:
          self.config["non-recurrent-projection-dim"] = self.config[
              "recurrent-projection-dim"
          ]
  
imports: from __future__ import print_function
  import math
  import re
  import sys
  from libs.nnet3.xconfig.basic_layers import XconfigLayerBase
label_desc: Use image node_id 3 for calling the XconfigLstmpLayer obj's underlying member method code with example usage: obj.set_derived_configs() without return types