old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim: tabstop=4 shiftwidth=4 softtabstop=4
  #
  # Copyright (C) 2015-2018 GEM Foundation
  #
  # OpenQuake 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.
  #
  # OpenQuake 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 OpenQuake. If not, see <http://www.gnu.org/licenses/>.
  
new_contents: # -*- coding: utf-8 -*-
  # vim: tabstop=4 shiftwidth=4 softtabstop=4
  #
  # Copyright (C) 2015-2018 GEM Foundation
  #
  # OpenQuake 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.
  #
  # OpenQuake 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 OpenQuake. If not, see <http://www.gnu.org/licenses/>.
  
subject: Remove another shebang