Pracownia_programowania/venv/Lib/site-packages/numpy/random/tests/test_extending.py
2020-02-01 20:05:44 +01:00

58 lines
1.8 KiB
Python

import os, sys
import pytest
import warnings
import shutil
import subprocess
try:
import cffi
except ImportError:
cffi = None
if sys.flags.optimize > 1:
# no docstrings present to inspect when PYTHONOPTIMIZE/Py_OptimizeFlag > 1
# cffi cannot succeed
cffi = None
try:
with warnings.catch_warnings(record=True) as w:
# numba issue gh-4733
warnings.filterwarnings('always', '', DeprecationWarning)
import numba
except ImportError:
numba = None
try:
import cython
from Cython.Compiler.Version import version as cython_version
except ImportError:
cython = None
else:
from distutils.version import LooseVersion
# Cython 0.29.14 is required for Python 3.8 and there are
# other fixes in the 0.29 series that are needed even for earlier
# Python versions.
# Note: keep in sync with the one in pyproject.toml
required_version = LooseVersion('0.29.14')
if LooseVersion(cython_version) < required_version:
# too old or wrong cython, skip the test
cython = None
@pytest.mark.skipif(cython is None, reason="requires cython")
@pytest.mark.slow
def test_cython(tmp_path):
examples = os.path.join(os.path.dirname(__file__), '..', '_examples')
# CPython 3.5 and below does not handle __fspath__ well: see bpo-26027
shutil.copytree(examples, str(tmp_path / '_examples'))
subprocess.check_call([sys.executable, 'setup.py', 'build'],
cwd=str(tmp_path / '_examples' / 'cython'))
@pytest.mark.skipif(numba is None or cffi is None,
reason="requires numba and cffi")
def test_numba():
from numpy.random._examples.numba import extending
@pytest.mark.skipif(cffi is None, reason="requires cffi")
def test_cffi():
from numpy.random._examples.cffi import extending