~technofluid-team/openobject-addons/technofluid_multiple_installations

from osv import osv, fields

 

class airport_airport(osv.osv):

        _name = 'airport.airport'

        _columns = {

                'name': fields.char('Airport name', size=16),

                'city': fields.char('City', size=16),

                'country_id': fields.many2one('res.country', 'Country'),

                'lines': fields.many2many('airport.airport', 'airport_airport_lines_rel', 'source','destination', 'Flight lines')

        }

airport_airport()

 

class airport_flight(osv.osv):

        _name = 'airport.flight'

        _inherit = 'product.product'

        _table = 'product_product'

        _columns = {

                'date': fields.datetime('Departure Date'),

                'partner_id': fields.many2one('res.partner', 'Customer', relate=True),

                'airport_from': fields.many2one('airport.airport', 'Airport Departure'),

                'airport_to': fields.many2one('airport.airport', 'Airport Arrival'),

        }

airport_flight()