from __future__ import absolute_import
import sys

if sys.version_info[0] < 3:
    from ConfigParser import *
    try:
        from ConfigParser import (_Chainmap, Error, InterpolationMissingOptionError)
    except ImportError:
        pass
else:
    raise ImportError('This package should not be accessible on Python 3. '
                      'Either you are trying to run from the python-future src folder '
                      'or your installation of python-future is corrupted.')