From 11ad2fcde6b84df1d8e764ccb083683b163dc814 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Tue, 24 Jul 2018 22:01:08 +0200
Subject: [PATCH] Add __table_handler__ to ModelSQL

issue7581
review48531002
---
 complaint.py | 4 +---
 sale.py      | 2 +-
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/complaint.py b/complaint.py
index 3bad7ca798..d2fd85aaf9 100644
--- a/complaint.py
+++ b/complaint.py
@@ -7,7 +7,6 @@ from trytond.model import ModelSQL, ModelView, Workflow, fields
 from trytond.pyson import Eval, If, Bool
 from trytond.pool import Pool
 from trytond.transaction import Transaction
-from trytond import backend
 
 from trytond.modules.product import price_digits
 
@@ -140,8 +139,7 @@ class Complaint(Workflow, ModelSQL, ModelView):
 
     @classmethod
     def __register__(cls, module_name):
-        TableHandler = backend.get('TableHandler')
-        table_h = TableHandler(cls, module_name)
+        table_h = cls.__table_handler__(module_name)
 
         # Migration from 3.8: rename reference into number
         if (table_h.column_exist('reference')
diff --git a/sale.py b/sale.py
index b58fd52a69..7e305ba263 100644
--- a/sale.py
+++ b/sale.py
@@ -48,7 +48,7 @@ class ConfigurationSequence(metaclass=PoolMeta):
         TableHandler = backend.get('TableHandler')
         exist = TableHandler.table_exist(cls._table)
         if exist:
-            table = TableHandler(cls, module_name)
+            table = cls.__table_handler__(module_name)
             exist &= table.column_exist('complaint_sequence')
 
         super(ConfigurationSequence, cls).__register__(module_name)