class_docstr: gowalla dataset
class_docstr_tok: ["gowalla","dataset"]
docstr: users:
      shape [-1]
  items:
      shape [-1]
  return:
      feedback [-1]
docstr_tok: ["users",":","shape","[","-1","]","items",":","shape","[","-1","]","return",":","feedback","[","-1","]"]
code: def getUserItemFeedback(self, users, items):
      """
      users:
          shape [-1]
      items:
          shape [-1]
      return:
          feedback [-1]
      """
      # print(self.UserItemNet[users, items])
      return (
          np.array(self.UserItemNet[users, items])
          .astype("uint8")
          .reshape((-1,))
      )
  
imports: import os
  from os.path import join
  import sys
  import paddle
  import numpy
  import pandas
  from paddle.io import Dataset, DataLoader
  from scipy.sparse import csr_matrix
  import scipy.sparse
  from time import time
label_desc: Use image node_id 10 for calling the Loader obj's underlying member method code with example usage: obj.getUserItemFeedback(users, items) and returns: np