code: def unpack_python(dst_path, py_ver):
      arch_name = {
          "3.6": "python3.6.tar.gz",
      }[py_ver]
      tar = tarfile.open(
          yatest.common.binary_path(
              "catboost/python-package/ut/large/pkg/" + arch_name
          )
      )
      tar.extractall(path=dst_path)
      tar.close()
  
file_path: catboost/catboost/python-package/ut/large/conftest.py
imports: import os
  import tarfile
  import zipfile
  import shutil
  from filelock import FileLock
  import yatest.common
label_desc: Use image node_id 1 for calling a global function with example usage: unpack_python(dst_path, py_ver) without return types