code: def get_do_oversample(self, batch_idx):
      return not batch_idx < round(
          self.batch_size * (1 - self.oversample_foreground_percent)
      )
  
imports: import os
  import pickle
  import numpy
  from collections import OrderedDict
  from abc import abstractmethod
label_desc: Use image node_id 3 for calling the DataLoader2D obj's underlying member method code with example usage: obj.get_do_oversample(batch_idx) and returns: unknown