Update app.py

app.py

@@ -28,7 +28,7 @@ def ask_question():
 
 @app.route('/get_video')
 def get_video():
-    return redirect("https://videos.pexels.com/video-files/2098989/2098989-uhd_2560_1440_30fps.mp4")
+    return redirect("demo2.mp4")
 
 
 if __name__ == '__main__':