class_docstr: Python iterator for TF Records based on PyRecordReader.
class_docstr_tok: ["Python","iterator","for","TF","Records","based","on","PyRecordReader","."]
code: def __next__(self):
      try:
          self._reader.GetNext()
      except tf.errors.OutOfRangeError as e:
          raise StopIteration
      return self._reader.record()
  
imports: import contextlib
  from tensorboard import data_compat
  from tensorboard import dataclass_compat
  from tensorboard.compat import tf
  from tensorboard.compat.proto import event_pb2
  from tensorboard.util import platform_util
  from tensorboard.util import tb_logging
label_desc: Use image node_id 3 for calling the _PyRecordReaderIterator obj's underlying member method code with example usage: obj.__next__() and returns: self