init

venv/lib/python3.11/site-packages/vtkmodules/qt/__init__.py

@@ -0,0 +1,47 @@
+"""Qt module for VTK/Python.
+
+Example usage:
+
+    import sys
+    import PyQt5
+    from PyQt5.QtWidgets import QApplication
+    from vtkmodules.qt.QVTKRenderWindowInteractor import QVTKRenderWindowInteractor
+
+    app = QApplication(sys.argv)
+
+    widget = QVTKRenderWindowInteractor()
+    widget.Initialize()
+    widget.Start()
+
+    renwin = widget.GetRenderWindow()
+
+For more information, see QVTKRenderWidgetConeExample() in the file
+QVTKRenderWindowInteractor.py.
+"""
+
+import importlib
+import sys
+
+# PyQtImpl can be set by the user
+PyQtImpl = None
+
+# Has an implementation has been imported yet?
+for impl in ["PySide6", "PyQt6", "PyQt5", "PySide2", "PyQt4", "PySide"]:
+    if impl in sys.modules:
+        # Sometimes an attempted import can be crufty (e.g., unclean
+        # uninstalls of PyQt5), so let's try to import the actual functionality
+        try:
+            importlib.import_module(impl + '.QtCore')
+        except Exception:
+            pass
+        else:
+            PyQtImpl = impl
+            break
+
+# QVTKRWIBase, base class for QVTKRenderWindowInteractor,
+# can be altered by the user to "QGLWidget" or "QOpenGLWidget"
+# in case of rendering errors (e.g. depth check problems,
+# readGLBuffer warnings...)
+QVTKRWIBase = "QWidget"
+
+__all__ = ['QVTKRenderWindowInteractor']