code: def get_valid_sku_set(datapath):
      sku_ids = set()
      with open(datapath, "r") as f:
          for line in f.readlines():
              line.replace("\n", "")
              sku_raw_id = line.split(",")[0]
              sku_ids.add(sku_raw_id)
  
      return sku_ids
  
file_path: dgl/examples/pytorch/eges/utils.py
imports: import argparse
  import random
  from datetime import datetime
  import dgl
  import networkx
  import numpy
  import torch
label_desc: Use image node_id 7 for calling a global function with example usage: get_valid_sku_set(datapath) and returns: sku_ids