90 lines
2.2 KiB
Python
90 lines
2.2 KiB
Python
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import warnings
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import numpy as np
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from numpy.testing import assert_warns, assert_array_equal
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import pywt
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def test_intwave_deprecation():
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wavelet = pywt.Wavelet('db3')
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assert_warns(DeprecationWarning, pywt.intwave, wavelet)
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def test_centrfrq_deprecation():
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wavelet = pywt.Wavelet('db3')
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assert_warns(DeprecationWarning, pywt.centrfrq, wavelet)
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def test_scal2frq_deprecation():
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wavelet = pywt.Wavelet('db3')
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assert_warns(DeprecationWarning, pywt.scal2frq, wavelet, 1)
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def test_orthfilt_deprecation():
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assert_warns(DeprecationWarning, pywt.orthfilt, range(6))
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def test_integrate_wave_tuple():
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sig = [0, 1, 2, 3]
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xgrid = [0, 1, 2, 3]
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assert_warns(DeprecationWarning, pywt.integrate_wavelet, (sig, xgrid))
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old_modes = ['zpd',
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'cpd',
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'sym',
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'ppd',
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'sp1',
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'per',
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]
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def test_MODES_from_object_deprecation():
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for mode in old_modes:
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assert_warns(DeprecationWarning, pywt.Modes.from_object, mode)
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def test_MODES_attributes_deprecation():
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def get_mode(Modes, name):
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return getattr(Modes, name)
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for mode in old_modes:
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assert_warns(DeprecationWarning, get_mode, pywt.Modes, mode)
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def test_MODES_deprecation_new():
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def use_MODES_new():
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return pywt.MODES.symmetric
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assert_warns(DeprecationWarning, use_MODES_new)
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def test_MODES_deprecation_old():
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def use_MODES_old():
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return pywt.MODES.sym
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assert_warns(DeprecationWarning, use_MODES_old)
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def test_MODES_deprecation_getattr():
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def use_MODES_new():
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return getattr(pywt.MODES, 'symmetric')
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assert_warns(DeprecationWarning, use_MODES_new)
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def test_mode_equivalence():
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old_new = [('zpd', 'zero'),
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('cpd', 'constant'),
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('sym', 'symmetric'),
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('ppd', 'periodic'),
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('sp1', 'smooth'),
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('per', 'periodization')]
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x = np.arange(8.)
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with warnings.catch_warnings():
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warnings.simplefilter('ignore', DeprecationWarning)
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for old, new in old_new:
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assert_array_equal(pywt.dwt(x, 'db2', mode=old),
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pywt.dwt(x, 'db2', mode=new))
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