Testsuite failed during weekly CRON job run

[rahulporuri]

ref : https://travis-ci.org/github/enthought/mayavi/builds/702500915

The failures are happening with VTK 8 + Python 3.6 on both MacOS and Linux variants. The test failures are :

``` ====================================================================== ERROR: Basic tests for the VTK module. ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_class_tree.py", line 88, in test_basic_vtk self.assertEqual(names, expect) UnboundLocalError: local variable 'expect' referenced before assignment ====================================================================== ERROR: Test ContextDevice2D Get/SetMatrix API ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 823, in test_contextdevice2d_matrix_api if has_subclass(klass): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 68, in has_subclass return bool(inspect.getmembers(tvtk, is_sub_class)) File "/home/travis/.edm/envs/edm/lib/python3.6/inspect.py", line 342, in getmembers value = getattr(object, key) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: Test if VTK object changes when trait is changed. ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 181, in test_do_change self.assertEqual(val, getattr(p, t)) File "/home/travis/.edm/envs/edm/lib/python3.6/unittest/case.py", line 829, in assertEqual assertion_func(first, second, msg=msg) File "/home/travis/.edm/envs/edm/lib/python3.6/unittest/case.py", line 819, in _baseAssertEqual if not first == second: ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.all() ====================================================================== ERROR: Test ObjectFactory Get/SetEnableFlag API ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 803, in test_object_factory_enableflag_api if has_subclass(klass): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 68, in has_subclass return bool(inspect.getmembers(tvtk, is_sub_class)) File "/home/travis/.edm/envs/edm/lib/python3.6/inspect.py", line 342, in getmembers value = getattr(object, key) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: Test if all the TVTK classes can be instantiated ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 913, in setUp tvtk_klass = getattr(tvtk, tvtk_klass_name, None) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: Test if all of the traits can be obtained ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 913, in setUp tvtk_klass = getattr(tvtk, tvtk_klass_name, None) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: test_import_tvtk_does_not_import_gui (tvtk.tests.test_tvtk.TestTVTKModule) ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 913, in setUp tvtk_klass = getattr(tvtk, tvtk_klass_name, None) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: Test if none of the TVTK classes' traits has a value of "*_p_void" ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 913, in setUp tvtk_klass = getattr(tvtk, tvtk_klass_name, None) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== ERROR: Test if all the attributes with MinValue/MaxValue are traits ---------------------------------------------------------------------- Traceback (most recent call last): File "tvtk_classes/tvtk_helper.py", line 23, in get_module globals(), locals(), [fname]) ModuleNotFoundError: No module named 'tvtk.custom.bezier_triangle' During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_tvtk.py", line 913, in setUp tvtk_klass = getattr(tvtk, tvtk_klass_name, None) File "tvtk_classes/tvtk_helper.py", line 1767, in BezierTriangle = property(lambda self: get_class('BezierTriangle')) File "tvtk_classes/tvtk_helper.py", line 47, in get_class mod = get_module(fname) File "tvtk_classes/tvtk_helper.py", line 28, in get_module mod = __import__('tvtk.tvtk_classes.%s'%fname, globals(), locals(), [fname]) File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/bezier_triangle.py", line 29, in from tvtk.tvtk_classes.higher_order_triangle import HigherOrderTriangle File "", line 971, in _find_and_load File "", line 955, in _find_and_load_unlocked File "", line 656, in _load_unlocked File "", line 626, in _load_backward_compatible File "tvtk_classes/higher_order_triangle.py", line 32, in class HigherOrderTriangle(NonLinearCell): File "tvtk_classes/higher_order_triangle.py", line 56, in HigherOrderTriangle parametric_coords = traits.Array(enter_set=True, auto_set=False, shape=(9,), dtype="float", value=(nan, nan, 0.0, 6.91176469033213e-310, 2.37e-322, 2.93e-321, 0.0, 2.20347903e-316, nan), cols=3, desc=\ NameError: name 'nan' is not defined ====================================================================== FAIL: test_get_children (tvtk.tests.test_browser.TestFullTreeGenrator) ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_browser.py", line 112, in test_get_children self.assertTrue(len(kids) in [6, 7]) AssertionError: False is not true ====================================================================== FAIL: test_box (tvtk.tests.test_visual.TestVisual) ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_visual.py", line 170, in test_box assert_allclose(b.polydata.bounds, bounds) File "/home/travis/.edm/envs/edm/lib/python3.6/site-packages/numpy/testing/_private/utils.py", line 1515, in assert_allclose verbose=verbose, header=header, equal_nan=equal_nan) File "/home/travis/.edm/envs/edm/lib/python3.6/site-packages/numpy/testing/_private/utils.py", line 841, in assert_array_compare raise AssertionError(msg) AssertionError: Not equal to tolerance rtol=1e-07, atol=0 Mismatch: 66.7% Max absolute difference: 0.20710678 Max relative difference: 0.29289322 x: array([-0.5, 0.5, -0.5, 0.5, -0.5, 0.5]) y: array([-0.707107, 0.707107, -0.707107, 0.707107, -0.5 , 0.5 ]) ====================================================================== FAIL: test_helix (tvtk.tests.test_visual.TestVisual) ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_visual.py", line 258, in test_helix assert_allclose(h.polydata.bounds, bounds, atol=3e-2, rtol=0) File "/home/travis/.edm/envs/edm/lib/python3.6/site-packages/numpy/testing/_private/utils.py", line 1515, in assert_allclose verbose=verbose, header=header, equal_nan=equal_nan) File "/home/travis/.edm/envs/edm/lib/python3.6/site-packages/numpy/testing/_private/utils.py", line 841, in assert_array_compare raise AssertionError(msg) AssertionError: Not equal to tolerance rtol=0, atol=0.03 Mismatch: 66.7% Max absolute difference: 0.8097887 Max relative difference: 0.66666667 x: array([1.02 , 2. , 0.809789, 1.190211, 0.8 , 1.2 ]) y: array([0.8, 1.2, 1. , 2. , 0.8, 1.2]) ====================================================================== FAIL: Check if parser is usable without the tree. ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_vtk_parser.py", line 272, in test_no_tree self.test_parse() File "/home/travis/build/enthought/mayavi/tvtk/tests/test_vtk_parser.py", line 49, in test_parse {'Debug': 0, 'GlobalWarningDisplay': 1}) AssertionError: {'Debug': False, 'GlobalWarningDisplay': 0} != {'Debug': 0, 'GlobalWarningDisplay': 1} - {'Debug': False, 'GlobalWarningDisplay': 0} ? ^^^^^ ^ + {'Debug': 0, 'GlobalWarningDisplay': 1} ? ^ ^ ====================================================================== FAIL: Check if the methods are organized correctly. ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/travis/build/enthought/mayavi/tvtk/tests/test_vtk_parser.py", line 49, in test_parse {'Debug': 0, 'GlobalWarningDisplay': 1}) AssertionError: {'Debug': False, 'GlobalWarningDisplay': 0} != {'Debug': 0, 'GlobalWarningDisplay': 1} - {'Debug': False, 'GlobalWarningDisplay': 0} ? ^^^^^ ^ + {'Debug': 0, 'GlobalWarningDisplay': 1} ? ^ ^ ```

[prabhuramachandran]

Yes, it has been broken for a while with VTK 9 not sure this has to do with VTK 8, the script tells you VTK 8 but thats bogus, it is really pulling the 9 wheels. There is just too much happening so I haven't had the chance to fix this. :(