20 """

    20 """

    21 __docformat__ = "restructuredtext en"

    21 __docformat__ = "restructuredtext en"

    22 

    22 

    23 import logging

    23 import logging

    24 import os

    24 import os

    25 import sys

    26 import sys

    26 import warnings

    27 import warnings

    27 import zlib

    28 import zlib

    28 

    29 

    29 warnings.filterwarnings('ignore', category=UserWarning,

    30 warnings.filterwarnings('ignore', category=UserWarning,