108 lines
3.6 KiB
Python
108 lines
3.6 KiB
Python
# Even if empty this file is useful so that when running from the root folder
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# ./sklearn is added to sys.path by pytest. See
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# https://docs.pytest.org/en/latest/pythonpath.html for more details. For
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# example, this allows to build extensions in place and run pytest
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# doc/modules/clustering.rst and use sklearn from the local folder rather than
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# the one from site-packages.
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import platform
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from distutils.version import LooseVersion
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import os
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import pytest
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from _pytest.doctest import DoctestItem
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from sklearn import set_config
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from sklearn.utils import _IS_32BIT
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from sklearn.externals import _pilutil
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from sklearn._build_utils.deprecated_modules import _DEPRECATED_MODULES
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PYTEST_MIN_VERSION = '3.3.0'
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if LooseVersion(pytest.__version__) < PYTEST_MIN_VERSION:
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raise ImportError('Your version of pytest is too old, you should have '
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'at least pytest >= {} installed.'
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.format(PYTEST_MIN_VERSION))
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def pytest_addoption(parser):
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parser.addoption("--skip-network", action="store_true", default=False,
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help="skip network tests")
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def pytest_collection_modifyitems(config, items):
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# FeatureHasher is not compatible with PyPy
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if platform.python_implementation() == 'PyPy':
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skip_marker = pytest.mark.skip(
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reason='FeatureHasher is not compatible with PyPy')
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for item in items:
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if item.name in (
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'sklearn.feature_extraction.hashing.FeatureHasher',
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'sklearn.feature_extraction.text.HashingVectorizer'):
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item.add_marker(skip_marker)
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# Skip tests which require internet if the flag is provided
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if config.getoption("--skip-network"):
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skip_network = pytest.mark.skip(
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reason="test requires internet connectivity")
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for item in items:
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if "network" in item.keywords:
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item.add_marker(skip_network)
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# numpy changed the str/repr formatting of numpy arrays in 1.14. We want to
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# run doctests only for numpy >= 1.14.
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skip_doctests = False
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try:
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import numpy as np
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if LooseVersion(np.__version__) < LooseVersion('1.14'):
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reason = 'doctests are only run for numpy >= 1.14'
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skip_doctests = True
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elif _IS_32BIT:
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reason = ('doctest are only run when the default numpy int is '
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'64 bits.')
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skip_doctests = True
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except ImportError:
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pass
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if skip_doctests:
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skip_marker = pytest.mark.skip(reason=reason)
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for item in items:
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if isinstance(item, DoctestItem):
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item.add_marker(skip_marker)
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elif not _pilutil.pillow_installed:
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skip_marker = pytest.mark.skip(reason="pillow (or PIL) not installed!")
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for item in items:
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if item.name in [
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"sklearn.feature_extraction.image.PatchExtractor",
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"sklearn.feature_extraction.image.extract_patches_2d"]:
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item.add_marker(skip_marker)
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def pytest_configure(config):
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import sys
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sys._is_pytest_session = True
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def pytest_unconfigure(config):
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import sys
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del sys._is_pytest_session
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def pytest_runtest_setup(item):
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if isinstance(item, DoctestItem):
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set_config(print_changed_only=True)
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def pytest_runtest_teardown(item, nextitem):
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if isinstance(item, DoctestItem):
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set_config(print_changed_only=False)
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# TODO: Remove when modules are deprecated in 0.24
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# Configures pytest to ignore deprecated modules.
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collect_ignore_glob = [
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os.path.join(*deprecated_path.split(".")) + ".py"
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for _, deprecated_path, _, _ in _DEPRECATED_MODULES]
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