code: def _get_nspkg_file(self):
      filename, _ = os.path.splitext(self._get_target())
      return filename + self.nspkg_ext
  
file_path: catboost/contrib/python/setuptools/py3/setuptools/namespaces.py
imports: import os
  from distutils import log
  import itertools
label_desc: Use image node_id 3 for calling the Installer obj's underlying member method code with example usage: obj._get_nspkg_file() and returns: unknown