class_docstr: The Places365-Standard Dataset, in low resolution format only.
  Produces BGR images of shape (256, 256, 3) in range [0, 255].
code: def __len__(self):
      return len(self._files)
  
file_path: tensorpack/tensorpack/dataflow/dataset/places.py
imports: import os
  import numpy
  from ...utils import logger
  from ..base import RNGDataFlow
label_desc: Use image node_id 3 for calling the Places365Standard obj's underlying member method code with example usage: obj.__len__() and returns: len