code: def create_tree(base_dir, files, mode=0o777, verbose=1, dry_run=0):
      """Create all the empty directories under 'base_dir' needed to put 'files'
      there.
  
      'base_dir' is just the name of a directory which doesn't necessarily
      exist yet; 'files' is a list of filenames to be interpreted relative to
      'base_dir'.  'base_dir' + the directory portion of every file in 'files'
      will be created if it doesn't already exist.  'mode', 'verbose' and
      'dry_run' flags are as for 'mkpath()'.
      """
      # First get the list of directories to create
      need_dir = set()
      for file in files:
          need_dir.add(os.path.join(base_dir, os.path.dirname(file)))
  
      # Now create them
      for dir in sorted(need_dir):
          mkpath(dir, mode, verbose=verbose, dry_run=dry_run)
  
file_path: catboost/contrib/python/setuptools/py3/setuptools/_distutils/dir_util.py
imports: import os
  import errno
  from .errors import DistutilsInternalError, DistutilsFileError
  from ._log import log
label_desc: Use image node_id 2 for calling a global function with example usage: create_tree(base_dir, files, mode, verbose, dry_run) without return types