class_docstr: Pytorch dataloader in chainer style.
  
  Args:
      all args for torch.utils.data.dataloader.Dataloader
class_docstr_tok: ["Pytorch","dataloader","in","chainer","style",".","Args",":","all","args","for","torch.utils.data.dataloader.Dataloader"]
docstr: Implement iter function.
docstr_tok: ["Implement","iter","function","."]
code: def __iter__(self):
      """Implement iter function."""
      for batch in self.loader:
          yield batch
  
file_path: espnet/espnet/utils/dataset.py
imports: import torch
  import torch.utils.data
label_desc: Use image node_id 4 for calling the ChainerDataLoader obj's underlying member method code with example usage: obj.__iter__() without return types