code: def get_inception_data(url, sc=None, data_type="train"):
      path = os.path.join(url, data_type)
      return SeqFileFolder.files_to_image_frame(
          url=path, sc=sc, class_num=1000
      )
  
file_path: BigDL/python/dllib/src/bigdl/dllib/models/inception/inception.py
imports: from bigdl.dllib.nn.layer import *
  from optparse import OptionParser
  from bigdl.dllib.nn.criterion import *
  from bigdl.dllib.nn.initialization_method import *
  from bigdl.dllib.optim.optimizer import *
  from bigdl.dllib.feature.transform.vision.image import *
  from bigdl.dllib.nncontext import *
  from bigdl.dllib.utils.utils import detect_conda_env_name
  import os
  from math import ceil
  from bigdl.dllib.utils.log4Error import *
label_desc: Use image node_id 5 for calling a global function with example usage: get_inception_data(url, sc, data_type) and returns: SeqFileFolder