app.py

import streamlit as st
from OpenGL.GL import *
from OpenGL.GLU import *
from PyQt5.QtWidgets import QApplication
import sys

class Cube:
    def __init__(self):
        self.vertices = ((1.0,-1,-1),(1,1,-1),(-1,1,-1),(-1,-1,-1),(1,-1,1),(1,1,1),(-1,-1,1),(-1,1,1))
        self.edges = ((0,1),(0,3),(0,4),(1,2),(1,5),(2,3),(2,6),(3,7),(4,5),(4,7),(5,6),(6,7))
        
    def draw(self):
        glBegin(GL_LINES)
        for edge in self.edges:
            for vertex in edge:
                glVertex3fv(self.vertices[vertex])
        glEnd()

def main():
    app = QApplication(sys.argv)
    cube = Cube()
    
    st.set_option('dephrecation.showPyplotGlobalUse', False)
    st.title("3D Cube")
    
    # Create an OpenGL context
    gl_viewport = st_gl(GLsizei(st._get_metric_impl("devicePixelRatio") * 600), GLsizei(st._get_metric_impl("devicePixelRatio") * 600))
    st_gl_make_current(gl_viewport)
    
    # Set up projection
    gluPerspective(45, 1, 0.1, 50.0)
    glTranslatef(0.0, 0.0, -5.0)
    
    # Draw the cube
    glEnable(GL_DEPTH_TEST)
    while True:
        for event in QApplication.instance().flushEvents():
            if event.type() == QEvent.Close:
                sys.exit()
                
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
        cube.draw()
        glRotatef(1, 1, 1, 1)
        st_gl_swap(gl_viewport)
        
if __name__ == '__main__':
    main()