code: def copytree(src, dst, symlinks=False, ignore=None):
      """
      http://stackoverflow.com/questions/1868714/how-do-i-copy-an-entire-directory-of-files-into-an-existing-directory-using-pyth
      """
      for item in os.listdir(src):
          s = os.path.join(src, item)
          d = os.path.join(dst, item)
          if os.path.isdir(s):
              shutil.copytree(s, d, symlinks, ignore)
          else:
              shutil.copy2(s, d)
  
imports: import collections
  import datetime
  import os
  import operator
  import shutil
  import time
  import pickle
label_desc: Use image node_id 13 for calling a global function with example usage: copytree(src, dst, symlinks, ignore) without return types