如何在 odoo v9 中覆盖 BaseModel (openerp/models.py) 的方法?

How to override method of BaseModel (openerp/models.py) in odoo v9?

我想覆盖文件 openerp/models.py(第 1365 行)class 中名为 'user_has_groups' 的函数

我尝试了 this post and

中的代码
from openerp.models import BaseModel
def my_user_has_groups(self, cr, uid, groups, context=None):
    #my code

BaseModel.user_has_groups = my_user_has_groups

但它会导致以下错误。

TypeError: my_user_has_groups() takes at least 4 arguments (2 given)

我也试过这条线

BaseModel.user_has_groups = lambda cr, uid, groups, context: my_user_has_groups(cr, uid, groups, context)

它导致以下错误

QWebException: <lambda>() got multiple values for keyword argument 'groups'

我也尝试了 this post 中的代码。但是没用。

我怎样才能做到这一点?请赐教。

我用另一种方法解决了这个问题,如下所示

from openerp import models, api
class BaseModelExtend(models.AbstractModel):
   _name = 'basemodel.extend'

   def _register_hook(self, cr):            
      @api.cr_uid_context
      def user_has_groups(self, cr, uid, groups, context=None):
         #My code
      models.BaseModel.user_has_groups = user_has_groups
      return super(BaseModelExtend, self)._register_hook(cr)
from openerp.models import BaseModel,api

@api.guess
def my_user_has_groups(self, cr, uid, groups, context=None):
    # your code

BaseModel.user_has_groups = my_user_has_groups