code: def _check_version() -> None:
      """
      Semiprivate helper function to check the Python version info versus
      the minimum required for **pytextrank**.
  
      Throws a `RuntimeError` if the installed Python interpreter is out of
      date.
      """
      py_version_info: typing.Tuple = sys.version_info[:2]
  
      if py_version_info < MIN_PY_VERSION:
          error_msg = "This version of pytextrank requires Python {} or later ({} detected)\n"
          raise RuntimeError(
              error_msg.format(
                  _versify(MIN_PY_VERSION), _versify(py_version_info)
              )
          )
  
imports: import sys
  import typing
label_desc: Use image node_id 2 for calling a global function with example usage: _check_version() without return types