http://6i4b2igvvpe53lp4vpm4frtjvdepiyfczdemljgomn5mqjtfl2w7scyd.onion/tag/python
Tails’s connection wizard is written in Python. A trivial approach is capturing frames from the webcam with OpenCV, then decoding them with pyzbar . This would have worked, but Tails is a live system, and an OpenCV installation requires a lot of space.