lcunfold.py

#! /usr/bin/env python3

# lcunfold.py - reassemble continuation lines of ICS (or similar) files.
# Copyright (C) 2017 Erik Auerswald <auerswal@unix-ag.uni-kl.de>
#
# 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 <http://www.gnu.org/licenses/>.

# Version 2017-03-18-01

'''reassemble continuation lines of ICS (or similar) files'''

import sys

firstline = True
for line in sys.stdin:
    if line.startswith(' '):
        print(line.rstrip()[1:], end='')
    elif not firstline:
        print('\n' + line.rstrip(), end='')
    else:
        print(line.rstrip(), end='')
        firstline = False
print()