code: def _change_modes(self, outfiles):
      if os.name != "posix":
          return
  
      for file in outfiles:
          self._change_mode(file)
  
file_path: catboost/contrib/python/setuptools/py3/setuptools/_distutils/command/build_scripts.py
imports: import os
  import re
  from stat import ST_MODE
  from distutils import sysconfig
  from ..core import Command
  from .._modified import newer
  from ..util import convert_path
  from distutils._log import log
  import tokenize
label_desc: Use image node_id 7 for calling the build_scripts obj's underlying member method code with example usage: obj._change_modes(outfiles) without return types