class_docstr: A wrapper around multiple epoch batch iterators.
class_docstr_tok: ["A","wrapper","around","multiple","epoch","batch","iterators","."]
code: def iterations_in_epoch(self):
      return sum(itr.iterations_in_epoch for itr in self.iterators)
  
imports: from collections import OrderedDict
  import numpy
  from fairseq.data import BaseWrapperDataset, FairseqDataset, iterators
label_desc: Use image node_id 6 for calling the MultidatasetEpochBatchIterator obj's underlying member method code with example usage: obj.iterations_in_epoch() and returns: sum