3. Save the captured QR codes in a text file. Save each QR code on a new line. (The captured QR codes look like `otpauth-migration://offline?data=...`)
Alternatively, you can use a python virtual env for the dependencies:
python -m venv venv
. venv/bin/activate
pip install -r requirements-buildenv.txt
pip install -r requirements.txt
The requirements\*.txt files contain all the dependencies (also the optional ones).
To leave the python virtual env just call `deactivate`.
### devbox
Install [devbox](https://github.com/jetpack-io/devbox), which is a wrapper for nix. Then enter the environment with Python and the packages installed with: