docstr: find all indexes of item in data_list
docstr_tok: ["find","all","indexes","of","item","in","data_list"]
code: def _get_index(self, data_list, item=""):
      """
      find all indexes of item in data_list
      """
      res = []
      for index, data in enumerate(data_list):
          if data == item:
              res.append(index)
      return res
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import argparse
  import ast
  import io
  import math
  import os
  import numpy
  import six
  from paddle.inference import Config
  from paddle.inference import create_predictor
  from .custom import Customization
  from .processor import load_kv_dict
  from .processor import parse_result
  from .processor import word_to_ids
  from paddlehub.module.module import moduleinfo
  from paddlehub.module.module import runnable
  from paddlehub.module.module import serving
  from paddlehub.utils.parser import txt_parser
  from paddlehub.utils.utils import sys_stdin_encoding
label_desc: Use image node_id 7 for calling the LAC obj's underlying member method code with example usage: obj._get_index(data_list, item) and returns: res