code: def all_newer(src_files, dst_files):
      from distutils.dep_util import newer
  
      return all(
          os.path.exists(dst) and newer(dst, src)
          for dst in dst_files
          for src in src_files
      )
  
imports: from collections import defaultdict
  from operator import itemgetter
  import os
label_desc: Use image node_id 22 for calling a global function with example usage: all_newer(src_files, dst_files) and returns: all