import sys
from PyQt6.QtCore import QObject, qVersion
from PyQt6.QtGui  import QOpenGLContext
from PyQt6.QtOpenGL import  QOpenGLWindow
from PyQt6.QtWidgets import  QApplication

class Window(QOpenGLWindow):
    def initializeGL(self):
        c = self.context()
        pa = c.getProcAddress(b"glGetString")
        print(pa)

    def paintGL(self):
        pass

if __name__ == '__main__':
    print('PyQt Python {}.{}.{}'.format(sys.version_info[0], sys.version_info[1],
                                   sys.version_info[2]))
    print(qVersion())
    app = QApplication(sys.argv)
    w = Window()
    w.show()
    app.exec()