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#! /usr/bin/env python3
import os
import re
import sys
import stat
import datetime
FSF = 'by the Free Software Foundation, Inc.'
this_year = datetime.date.today().year
pyre = re.compile(r'# Copyright \(C\) ((?P<start>\d{4})-)?(?P<end>\d{4})')
MODE = (stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO)
def do_file(path, owner):
print('=>', path)
permissions = os.stat(path).st_mode & MODE
with open(path) as in_file, open(path + '.out', 'w') as out_file:
try:
for line in in_file:
mo = pyre.match(line)
if mo is None:
out_file.write(line)
continue
start = (mo.group('end')
if mo.group('start') is None
else mo.group('start'))
if int(start) == this_year:
out_file.write(line)
continue
print('# Copyright (C) {}-{} {}'.format(
start, this_year, owner), file=out_file)
for line in in_file:
out_file.write(line)
except UnicodeDecodeError:
print('Cannot convert path:', path)
os.remove(path + '.out')
return
os.rename(path + '.out', path)
os.chmod(path, permissions)
def remove(dirs, path):
try:
dirs.remove(path)
except ValueError:
pass
def do_walk():
try:
owner = sys.argv[1]
except IndexError:
owner = FSF
for root, dirs, files in os.walk('.'):
if root == '.':
remove(dirs, '.bzr')
remove(dirs, 'bin')
remove(dirs, 'contrib')
remove(dirs, 'develop-eggs')
remove(dirs, 'eggs')
remove(dirs, 'parts')
remove(dirs, 'gnu-COPYING-GPL')
remove(dirs, '.installed.cfg')
remove(dirs, '.bzrignore')
remove(dirs, 'distribute_setup.py')
if root == './src':
remove(dirs, 'mailman.egg-info')
if root == './src/mailman':
remove(dirs, 'messages')
for file_name in files:
if os.path.splitext(file_name)[1] in ('.pyc', '.gz', '.egg'):
continue
path = os.path.join(root, file_name)
if os.path.isfile(path):
do_file(path, owner)
if __name__ == '__main__':
do_walk()
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