MAINT: Add NumPy include dir during build

.github/workflows/headless-tests.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ['3.10']
+        python-version: ['3.11']
       fail-fast: false
 
     runs-on: ${{ matrix.os }}
@@ -23,19 +23,15 @@ jobs:
       ETS_TOOLKIT: 'null'
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip setuptools wheel
-        python -m pip install numpy
-        python -m pip install vtk
-        python -m pip install pillow
-        python -m pip install pytest
-        python -m pip install traitsui==7.2.1
+        python -m pip install numpy "vtk<9.3" pillow pytest traitsui
     - name: Install mayavi and tvtk
       run: python -m pip install -v .
     - name: Test tvtk package

.github/workflows/run-mayavi-tests.yml

@@ -13,20 +13,32 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
         python-version: ['3.8']
         qt-api: ['pyqt5']
+        vtk: ['vtk<9.3']
         include:
-          # Should run 3.11 once the traits bug goes away
-          - python-version: '3.10'
+          - python-version: '3.12'
+            qt-api: 'pyqt6'
+            os: ubuntu-latest
+            vtk: 'vtk>=9.3'
+          - python-version: '3.12'
+            qt-api: 'pyqt6'
+            os: macos-14  # arm64
+            vtk: 'vtk>=9.3'
+          - python-version: '3.11'
             qt-api: 'pyqt6'
             os: ubuntu-latest
+            vtk: 'vtk>=9.3'
           - python-version: '3.10'
             qt-api: 'pyside6'
             os: ubuntu-latest
+            vtk: 'vtk<9.3'
           - python-version: '3.10'
             qt-api: 'pyside6'
             os: windows-latest
+            vtk: 'vtk<9.3'
           - python-version: '3.10'
             qt-api: 'pyside6'
             os: macos-latest
+            vtk: 'vtk<9.3'
       fail-fast: false
     defaults:
       run:
@@ -42,20 +54,22 @@ jobs:
       VTK_PARSER_VERBOSE: 'true'
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Install Linux packages for Qt5/Qt6 support and start Xvfb
       uses: pyvista/setup-headless-display-action@main
       with:
         qt: true
       if: startsWith(matrix.os, 'ubuntu')
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
+      shell: bash
       run: |
+        set -exo pipefail
         python -m pip install --upgrade pip setuptools wheel
-        python -m pip install --upgrade ${{ matrix.qt-api }} numpy vtk pillow pytest traits pyface traitsui
+        python -m pip install --upgrade "${{ matrix.qt-api }}" numpy "${{ matrix.vtk }}" pillow pytest traits traitsui
     - name: Install mayavi and tvtk
       run: python -um pip install -ve .[app]
     - name: Test Mayavi package

mayavi/filters/threshold.py

@@ -14,6 +14,7 @@
                                  Property, Enum
 from traitsui.api import View, Group, Item
 from tvtk.api import tvtk
+from tvtk.common import vtk_major_version, vtk_minor_version
 
 # Local imports
 from mayavi.core.filter import Filter
@@ -165,13 +166,19 @@ def update_data(self):
     ######################################################################
     def _lower_threshold_changed(self, new_value):
         fil = self.threshold_filter
-        fil.threshold_between(new_value, self.upper_threshold)
+        if (vtk_major_version, vtk_minor_version) >= (9, 1):
+            fil.lower_threshold = new_value
+        else:
+            fil.threshold_between(new_value, self.upper_threshold)
         fil.update()
         self.data_changed = True
 
     def _upper_threshold_changed(self, new_value):
         fil = self.threshold_filter
-        fil.threshold_between(self.lower_threshold, new_value)
+        if (vtk_major_version, vtk_minor_version) >= (9, 1):
+            fil.upper_threshold = new_value
+        else:
+            fil.threshold_between(self.lower_threshold, new_value)
         fil.update()
         self.data_changed = True
 
@@ -270,8 +277,12 @@ def _threshold_filter_changed(self, old, new):
             return
         fil = new
         self.configure_connection(fil, self.inputs[0].outputs[0])
-        fil.threshold_between(self.lower_threshold,
-                              self.upper_threshold)
+        if (vtk_major_version, vtk_minor_version) >= (9, 1):
+            fil.lower_threshold = self.lower_threshold
+            fil.upper_threshold = self.upper_threshold
+        else:
+            fil.threshold_between(self.lower_threshold,
+                                  self.upper_threshold)
         fil.update()
         self._set_outputs([fil])
 

mayavi/tests/test_set_active_attribute.py

@@ -64,8 +64,8 @@ def check(self):
         c = src.children[1]
         sc = get_output(c.outputs[0]).point_data.scalars
         self.assertEqual(sc.name,'temperature')
-        # It is an iso-contour!
-        self.assertEqual(sc.range[0],sc.range[1])
+        # It is an iso-contour! Allow rounding differences
+        self.assertAlmostEqual(sc.range[0], sc.range[1], places=5)
         aa = c.children[0].children[0]
         self.assertEqual(aa.point_scalars_name,'pressure')
         sc = get_output(aa.outputs[0]).point_data.scalars

mayavi/tools/figure.py

@@ -69,7 +69,7 @@ def figure(figure=None, bgcolor=None, fgcolor=None, engine=None,
             engine.new_scene(name=name, size=size)
             engine.current_scene.name = name
         else:
-            if type(figure) in (int, np.int0, np.int8,
+            if type(figure) in (int, np.intp, np.int8,
                                 np.int16, np.int32, np.int64):
                 name = int(figure)
                 __scene_number_list.update((name,))
@@ -165,7 +165,7 @@ def close(scene=None, all=False):
         if scene is None:
             scene = engine.current_scene
         else:
-            if type(scene) in (int, np.int0, np.int8,
+            if type(scene) in (int, np.intp, np.int8,
                                np.int16, np.int32, np.int64):
                 scene = int(scene)
                 name = 'Mayavi Scene %d' % scene

mayavi/version.py

@@ -1,10 +1,9 @@
 # Wrapped in a try/except in those situations where someone hasn't installed
 # as an egg.  What do we do then?  For now, we just punt since we don't want
 # to define the version number in two places.
+import importlib.metadata
+
 try:
-    import pkg_resources
-    version = pkg_resources.require('Mayavi')[0].version
-except:
+    version = importlib.metadata.version("mayavi")
+except Exception:
     version = ''
-
-