60 lines
2.2 KiB
Python
60 lines
2.2 KiB
Python
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# Basic unittests to test functioning of module's top-level
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import subprocess
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import pkgutil
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import sklearn
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from sklearn.utils.testing import assert_equal, SkipTest
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__author__ = 'Yaroslav Halchenko'
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__license__ = 'BSD'
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try:
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from sklearn import * # noqa
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_top_import_error = None
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except Exception as e:
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_top_import_error = e
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def test_import_skl():
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# Test either above import has failed for some reason
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# "import *" is discouraged outside of the module level, hence we
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# rely on setting up the variable above
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assert_equal(_top_import_error, None)
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def test_import_sklearn_no_warnings():
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# Test that importing scikit-learn main modules doesn't raise any warnings.
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try:
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pkgs = pkgutil.iter_modules(path=sklearn.__path__, prefix='sklearn.')
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import_modules = '; '.join(['import ' + modname
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for _, modname, _ in pkgs
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if (not modname.startswith('_') and
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# add deprecated top level modules
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# below to ignore them
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modname not in [])])
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message = subprocess.check_output(['python', '-Wdefault',
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'-c', import_modules],
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stderr=subprocess.STDOUT)
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message = message.decode("utf-8")
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message = '\n'.join([line for line in message.splitlines()
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if not (
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# ignore ImportWarning due to Cython
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"ImportWarning" in line or
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# ignore DeprecationWarning due to pytest
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"pytest" in line or
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# ignore DeprecationWarnings due to
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# numpy.oldnumeric
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"oldnumeric" in line
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)])
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assert 'Warning' not in message
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assert 'Error' not in message
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except Exception as e:
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raise SkipTest('soft-failed test_import_sklearn_no_warnings.\n'
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' %s, \n %s' % (e, message))
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