code: def parse_adjacencylist_unchecked(f):
      adjlist = []
      for l in f:
          if l and l[0] != "#":
              adjlist.extend([[int(x) for x in l.strip().split()]])
  
      return adjlist
  
imports: import logging
  import sys
  from io import open
  from os import path
  from time import time
  from glob import glob
  from six.moves import range, zip, zip_longest
  from six import iterkeys
  from collections import defaultdict, Iterable
  import random
  from random import shuffle
  from itertools import product, permutations
  from scipy.io import loadmat
  from scipy.sparse import issparse
label_desc: Use image node_id 6 for calling a global function with example usage: parse_adjacencylist_unchecked(f) and returns: adjlist