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#!/usr/bin/python3
# mbox2maildir -- convert an mbox to a maildir using Python's libraries
# Copyright (C) 2018 Sean Whitton
#
# 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 3 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/>.
# Credits:
# Daniel Kahn Gillmor made the suggestion in Debian bug #863570 that
# Python's mailbox library could be used for the purpose of converting
# a mbox to a maildir.
import os
import sys
import mailbox
def eprint(*args, **kwargs):
print(*args, file=sys.stderr, **kwargs)
us = os.path.basename(sys.argv[0])
if len(sys.argv) != 3:
eprint(us + ": usage: " + us + " MBOX MAILDIR")
sys.exit(1)
source_path = sys.argv[1]
dest_path = sys.argv[2]
source = mailbox.mbox(source_path)
dest = mailbox.Maildir(dest_path)
dest.lock()
for message in source:
dest.add(message)
dest.close()
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