from __future__ import absolute_import, print_function, division import itertools import nose import numpy as np try: from numcodecs.lzma import LZMA, _lzma except ImportError: # pragma: no cover raise nose.SkipTest("LZMA not available") from numcodecs.tests.common import check_encode_decode, check_config, check_repr, \ check_backwards_compatibility codecs = [ LZMA(), LZMA(preset=1), LZMA(preset=5), LZMA(preset=9), LZMA(format=_lzma.FORMAT_RAW, filters=[dict(id=_lzma.FILTER_LZMA2, preset=1)]) ] # mix of dtypes: integer, float, bool, string # mix of shapes: 1D, 2D, 3D # mix of orders: C, F arrays = [ np.arange(1000, dtype='i4'), np.linspace(1000, 1001, 1000, dtype='f8'), np.random.normal(loc=1000, scale=1, size=(100, 10)), np.random.randint(0, 2, size=1000, dtype=bool).reshape(100, 10, order='F'),
def test_config(): codec = LZMA(preset=1, format=_lzma.FORMAT_XZ, check=_lzma.CHECK_NONE, filters=None) check_config(codec)
def test_err_encode_object_buffer(): check_err_encode_object_buffer(LZMA())