How to Python-gnupg (GnuPG / GPG / OpenPGP) encrypt with recipient’s email address rather than their fingerprint? This example shows (which failes on my Ubuntu 20.04 / such a thing, but it’s an old example; excerpt: More-current (maybe?) references (like this and this) do not mention recipient email addresses, seemingly requiring numeric-only fingerprints for (presumably) public-key identication. Is it possible