code: def on_exp_end(self, n_repeats: int, *args, **kwargs):
      self.T.final /= n_repeats
  
imports: from hyperparameter_hunter.data.data_core import BaseDataChunk
  from copy import deepcopy
label_desc: Use image node_id 8 for calling the HoldoutTargetChunk obj's underlying member method code with example usage: obj.on_exp_end(n_repeats) without return types