code: def windowed(src, size):
      """Returns tuples with exactly length *size*. If the iterable is
      too short to make a window of length *size*, no tuples are
      returned. See :func:`windowed_iter` for more.
      """
      return list(windowed_iter(src, size))
  
imports: import os
  import math
  import time
  import codecs
  import random
  import socket
  import hashlib
  import itertools
  from collections import Mapping, Sequence, Set, ItemsView
label_desc: Use image node_id 10 for calling a global function with example usage: windowed(src, size) and returns: list