code: def _file_size(path):
      stat = os.lstat if os.path.islink(path) else os.stat
      try:
          return stat(path).st_size
      except (OSError, IOError) as e:
          log.warning("could not read size of %s: %s", path, e)
          return 0
  
imports: import fnmatch
  import glob
  import logging
  import os
  import re
  import shutil
  from guild import util
label_desc: Use image node_id 16 for calling a global function with example usage: _file_size(path) and returns: stat, int