old_contents: # -*- encoding: utf-8 -*-
  ##############################################################################
  #
  #    Stay module for OpenERP
  #    Copyright (C) 2014 Artisanat Monastique de Provence
  #                       (http://www.barroux.org)
  #    @author: Alexis de Lattre <alexis.delattre@akretion.com>
  #    @author: Brother Bernard <informatique@barroux.org>
  #
  #    This program 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.
  #
  #    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 Affero General Public License for more details.
  #
  #    You should have received a copy of the GNU Affero General Public License
  #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  #
  ##############################################################################
  
  from openerp.osv import orm, fields
  
  
  class res_partner(orm.Model):
      _inherit = 'res.partner'
  
      _columns = {
          'stay_ids': fields.one2many('stay.stay', 'partner_id', 'Stays'),
          }
  
new_contents: # -*- encoding: utf-8 -*-
  ##############################################################################
  #
  #    Stay module for OpenERP
  #    Copyright (C) 2014 Artisanat Monastique de Provence
  #                       (http://www.barroux.org)
  #    @author: Alexis de Lattre <alexis.delattre@akretion.com>
  #    @author: Brother Bernard <informatique@barroux.org>
  #
  #    This program 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.
  #
  #    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 Affero General Public License for more details.
  #
  #    You should have received a copy of the GNU Affero General Public License
  #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  #
  ##############################################################################
  
  from openerp.osv import orm, fields
  
  
  class res_partner(orm.Model):
      _inherit = 'res.partner'
  
      _columns = {
          'stay_ids': fields.one2many('stay.stay', 'partner_id', 'Stays'),
          }
  
      def copy(self, cr, uid, id, default=None, context=None):
          if default is None:
              default = {}
          default.update({
              'stay_ids': False,
          })
          return super(res_partner, self).copy(
              cr, uid, id, default=default, context=context)
  
subject: Fix for duplication of a partner (inherit of copy() was needed)