用tvtk库
这一行显示错误
win.open()
错误:
TypeError: 'PySide.QtGui.QWidget' called with wrong argument types:
PySide.QtGui.QWidget(PySide2.QtWidgets.QMainWindow, WindowFlags)
Supported signatures:
PySide.QtGui.QWidget(PySide.QtGui.QWidget = None, PySide.QtCore.Qt.WindowFlags = 0)