2017-08-24 128 views
0

我試圖創建一個功能來通過嚮導創建大量實例,將值分配給一些many2many字段,但在測試時出現錯誤:通過將值分配給many2many字段創建塊對象

Singleton expected: model3(167, 168, 169, 170, 171, 172, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 188, 187, 188, 190, 191, 193, 194, 195, 1978, 1978, 2007, 1920, 202, 203, 204, 20, 20, 20, 20, 20, 20, 20, 20, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246) 

我留下的代碼,以防萬一你能幫助我。

class Modelo1Model(models.Model): 
    _name = 'modelo1' 

    mod1_modelo3_ids = fields.Many2many('modelo3') 

class Modelo2Model(models.Model): 
    _name = 'modelo2' 

    mod2_modelo3_ids = fields.Many2many('modelo3') 

class Modelo3Model(models.Model): 
    _name = 'modelo3' 

    #... 

class Modelo1Wizard(models.TransientModel): 
    _name = 'modelo1.wizard' 

    def _default_i(self): 
     return self.env['modelo1'].browse(self._context.get('active_ids')) 

    modelo1_ids = fields.Many2many(
     'modelo1', 
     default = _default_i) 

    @api.multi 
    def create_modelo2(self): 
     for i in self.modelo1_ids: 
      registros_many2many = i.mod2_modelo3_ids.ids 
      i.ensure_one() 
      modelo2_obj = self.env['modelo2'] 
      modelo2_vals = { 
       'mod2_modelo3_ids': registros_many2many 
       } 
      modelo2_create_id = modelo2_obj.create(modelo2_vals) 
+0

你能發佈完整的錯誤消息? – travisw

+0

結果=方法(倫理委員會,*指定參數時,** kwargs) 文件 「/opt/odoo/server/addons_custom/addons/prueba12_wizard/wizard/modelo1_wizard.py」,線路70,在create_modelo2 「mod1_modelo3_ids, 文件「/文件「/opt/odoo/server/openerp/models.py」,第5323行,在ensure_one中 raise except_orm()/ opt/odoo /server/openerp/field.py「,第825行,在__get__中 record.ensure_one() 「ValueError」,「期望的單身人士:%s」自己) except_orm:('ValueError','Expected singleton:modelo3(250,252)') – Davoraf

回答

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@api.multi

當你裝飾用這個裝飾你暗示self將是一個記錄你的方法。爲了正確地寫入你的記錄,你必須迭代。例如:

@api.multi 
    def create_modelo2(self): 
     for record in self: 
      for i in record.modelo1_ids: 
+0

我試過了你告訴我的錯誤不斷彈出。我認爲問題是試圖從many2many字段獲取值:modelo2_vals = {'mod2_modelo3_ids':registros_many2many} – Davoraf

0

按照this解決,在這裏展示如何處理領域x2many