_columns = {
'name': fields.char('Name', size=32, required=True, translate=True),
'source_node_id': fields.many2one('process.node', 'Source Node', required=True, ondelete='cascade'),
'target_node_id': fields.many2one('process.node', 'Target Node', required=True, ondelete='cascade'),
'action_ids': fields.one2many('process.transition.action', 'transition_id', 'Buttons'),
'transition_ids': fields.many2many('workflow.transition', 'process_transition_ids', 'ptr_id', 'wtr_id', 'Workflow Transitions'),
_columns = {
'name': fields.char('Name', size=32, required=True, translate=True),
'source_node_id': fields.many2one('process.node', 'Source Node', required=True, ondelete='cascade'),
'target_node_id': fields.many2one('process.node', 'Target Node', required=True, ondelete='cascade'),
'action_ids': fields.one2many('process.transition.action', 'transition_id', 'Buttons'),
'transition_ids': fields.many2many('workflow.transition', 'process_transition_ids', 'ptr_id', 'wtr_id', 'Workflow Transitions'),