13 try:

    13 try:

    14     import cPickle as pickle

    14     import cPickle as pickle

    15     pickle.dumps

    15     pickle.dumps

    16 except ImportError:

    16 except ImportError:

    17     import pickle

    17     import pickle

    18 

    19 

    19 try:

    20 try:

    20     import cStringIO as io

    21     import cStringIO as io

    21     stringio = io.StringIO

    22     stringio = io.StringIO

    22 except ImportError:

    23 except ImportError: