simple.py
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simple.py
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	#!/usr/bin/env python
	#
	# Copyright (C) 2016 g10 Code GmbH
	# Copyright (C) 2005 Igor Belyi <belyi@users.sourceforge.net>
	# Copyright (C) 2002 John Goerzen <jgoerzen@complete.org>
	#
	# This program is free software; you can redistribute it and/or modify
	# it under the terms of the GNU General Public License as published by
	# the Free Software Foundation; either version 2 of the License, or
	# (at your option) any later version.
	#
	# This program is distributed in the hope that it will be useful, but
	# WITHOUT ANY WARRANTY; without even the implied warranty of
	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	# General Public License for more details.
	#
	# You should have received a copy of the GNU General Public License
	# along with this program; if not, see <https://www.gnu.org/licenses/>.

	from __future__ import absolute_import, print_function, unicode_literals

	import sys
	import gpg

	del absolute_import, print_function, unicode_literals

	with gpg.Context(armor=True) as c:
	recipients = []
	print("Enter name of your recipient(s), end with a blank line.")
	while True:
	line = input()
	if not line:
	break
	new = list(c.keylist(line))
	if not new:
	print("Matched no known keys.")
	else:
	print("Adding {}.".format(", ".join(k.uids[0].name for k in new)))
	recipients.extend(new)

	if not recipients:
	sys.exit("No recipients.")

	print("Encrypting for {}.".format(", ".join(
	k.uids[0].name for k in recipients)))

	ciphertext, _, _ = c.encrypt(b"This is my message,", recipients)
	sys.stdout.buffer.write(ciphertext)