add product auto code

app_base_chinese/models/__init__.py

@@ -1,3 +1,2 @@
 # -*- coding: utf-8 -*-
 
-from . import product_category

app_base_chinese/models/product_category.py

@@ -1,42 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Created on 2017-11-28
-# author: 广州尚鹏，http://www.sunpop.cn
-# email: 300883@qq.com
-# resource of Sunpop
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-
-# Odoo在线中文用户手册（长期更新）
-# http://www.sunpop.cn/documentation/user/10.0/zh_CN/index.html
-
-# Odoo10离线中文用户手册下载
-# http://www.sunpop.cn/odoo10_user_manual_document_offline/
-# Odoo10离线开发手册下载-含python教程，jquery参考，Jinja2模板，PostgresSQL参考（odoo开发必备）
-# http://www.sunpop.cn/odoo10_developer_document_offline/
-# description:
-
-from odoo import api, fields, models, exceptions, _
-
-class ProductCategory(models.Model):
-    _inherit = 'product.category'
-    _order = 'sequence, ref'
-
-    ref = fields.Char(u'唯一编码', index=True)
-    sequence = fields.Integer(u'排序', help="Determine the display order")
-
-    # 增加目录编号唯一检查
-    # _sql_constraints = [
-    #     ('uniq_ref',
-    #      'unique(ref)',
-    #      'The reference must be unique'),
-    # ]
-
-    # 产品目录序号器，正常全部手工录入
-    @api.model
-    def create(self, vals):
-        if not vals.get('ref'):
-            vals['ref'] = self.env['ir.sequence'].next_by_code('product.category.seq.normal')
-        if vals.get('ref'):
-            vals['ref'] = vals['ref'].upper()
-        return super(ProductCategory, self).create(vals)
-