preambler.py

preamble = """# Copyright (c) 2013 - The C3PX authors.
#
# This file is part of C3PX.
#
# C3PX is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as 
# published by the Free Software Foundation, either version 3 of 
# the License, or (at your option) any later version.
#
# C3PX 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public 
# License along with C3PX.  If not, see <http://www.gnu.org/licenses/>.

"""

import os

def preambling():
  numlines = preamble.splitlines()
  for root, dirs, files in os.walk('./'):
    for name in files:
      if os.path.splitext(name)[1].lower() == ".py":
        pyfile = open(os.path.join(root,name),'r+')
        old = pyfile.read()
        if old.splitlines()[:numlines] != preamble.splitlines():
          pyfile.seek(0)
          pyfile.write(preamble + old)


if __name__ == "__main__":
  preambling()