pip install --index-url <this index>/ qrcode
nix build 'github:wasix-org/wasinix/2edc4d12496343fa930442ad22d75dc43c8a11f0#artifacts.registry.python.published.py313.qrcode."8.2"'nix build 'github:wasix-org/wasinix/2edc4d12496343fa930442ad22d75dc43c8a11f0#artifacts.registry.python.published.py313.qrcode."7.4.2"'