Python3 port of Frank Tobin's Python GnuPGInterface incorporating the --keyring and --secret-keyring patch. "Python GnuPGInterface is meant to be a filehandle-concentrating Python interface to GnuPG, the GNU Privacy Guard. It has an API similar to the Perl module GnuPG::Interface" and identical to the Python2 module GnuPGInterface.
Do a diff against sourceforge dot net/projects/py-gnupg/ and see for yourself! This is a straightforward Python3 porting of the time-tested, never replaced, still downloaded, and trusted 5-Star Rated GnuPGInterface by Frank J. Tobin.