Source: python-questplus
Version: 2023.1-2
Severity: normal
python-questplus is failing tests on arm64 with scipy 1.14 (from
experimental)
71s ____________________________ test_thurstone_scaling
____________________________
71s
71s def test_thurstone_scaling():
71s """
71s Watson 2017, Example 6:
71s "Thurstone scaling {2, 3, 2}"
71s """
71s stim_magnitudes = np.arange(0, 1+0.1, 0.1)
71s perceptual_scale_maxs = np.arange(1, 10+1)
71s thresholds = np.arange(0, 0.9+0.1, 0.1)
71s powers = np.arange(0.1, 1+0.1, 0.1)
71s
71s # Due to differences in rounding, the order of stimuli (1 or 2) is
swapped on some trials
71s # compared to the paper. We therefore have to swap the example
response as well.
71s #
71s # We're only testing the first 22 trials here.
71s responses = ['Second'] * 6
71s responses.extend(['Second']) # rounding difference
71s responses.extend(['Second'] * 13)
71s responses.extend(['Second']) # rounding difference
71s responses.extend(['First'])
71s
71s expected_stims = [
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.7},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.6},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.5},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.4},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.0},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.4},
71s {'physical_magnitude_stim_1': 0.0,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.5,
'physical_magnitude_stim_2': 1.0},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.5,
'physical_magnitude_stim_2': 1.0},
71s {'physical_magnitude_stim_1': 0.5,
'physical_magnitude_stim_2': 1.0},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.5,
'physical_magnitude_stim_2': 1.0},
71s {'physical_magnitude_stim_1': 0.6,
'physical_magnitude_stim_2': 1.0},
71s {'physical_magnitude_stim_1': 0.2,
'physical_magnitude_stim_2': 0.3},
71s {'physical_magnitude_stim_1': 0.6,
'physical_magnitude_stim_2': 1.0},
71s ]
71s
71s qp = QuestPlusThurstone(
71s physical_magnitudes_stim_1=stim_magnitudes,
71s physical_magnitudes_stim_2=stim_magnitudes,
71s thresholds=thresholds,
71s powers=powers,
71s perceptual_scale_maxs=perceptual_scale_maxs
71s )
71s
71s for trial_idx, x in enumerate(zip(expected_stims, responses)):
71s expected_stim, response = x
71s
71s expected_stim_1 = expected_stim['physical_magnitude_stim_1']
71s expected_stim_2 = expected_stim['physical_magnitude_stim_2']
71s
71s next_stim_1 = qp.next_stim['physical_magnitude_stim_1']
71s next_stim_2 = qp.next_stim['physical_magnitude_stim_2']
71s
71s if trial_idx in (6, 20):
71s # Rounding errors make the algorithm behave differently on
different platforms.
71s if (
71s expected_stim_1 == next_stim_2 and
71s expected_stim_2 == next_stim_1
71s ):
71s expected_stim_1, expected_stim_2 = expected_stim_2,
expected_stim_1
71s response = 'First' if response == 'Second' else
'Second'
71s
71s > assert np.isclose(next_stim_1, expected_stim_1)
71s E assert False
71s E + where False = <function isclose at 0xffffb425d470>(1.0,
0.6)
71s E + where <function isclose at 0xffffb425d470> = np.isclose
71s
71s questplus/test_qp.py:447: AssertionError
Full test log at
https://ci.debian.net/packages/p/python-questplus/unstable/arm64/51054054/
