python PYQT框体中显示obj模型文件_pyqt 加载。obj文件

from PyQt5.QtGui import *  
from PyQt5.QtWidgets import *  
from PyQt5.QtCore import *  
from PyQt5.QtOpenGL import QGLWidget  
import sys
from vtk import * 
from vtk.qt.QVTKRenderWindowInteractor import QVTKRenderWindowInteractor  

class vtkMW(QMainWindow):  
    """docstring for Mainwindow"""  
    def __init__(self, parent = None):  
        super(vtkMW,self).__init__(parent)  
        self.basic()  
        vll = self.kuangti()  
     
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