Correction for the fix for Bug 3508 - Persistent storage support breaks Linux compatibility.
A 2nd `make install' will fail attempting to create symlink libnvmemmory.so already created by 1st install.
Install should pre-emptively delete it.
"""This file is only retained for backwards compatibility.
It will be removed in the future. sre was moved to re in version 2.5.
"""
import warnings
warnings.warn("The sre module is deprecated, please import re.",
DeprecationWarning, 2)
from re import *
from re import __all__
# old pickles expect the _compile() reconstructor in this module
from re import _compile