Migrate to py3

__init__.py

@@ -2,9 +2,9 @@
 #The COPYRIGHT file at the top level of this repository contains
 #the full copyright notices and license terms.
 from trytond.pool import Pool
-from .shipment import *
+from . import shipment
 
 def register():
     Pool.register(
-        ShipmentOutPacked,
+        shipment.ShipmentOutPacked,
         module='stock_picking_kit', type_='wizard')

setup.py

@@ -7,10 +7,7 @@ from setuptools import setup
 import re
 import os
 import io
-try:
-    from configparser import ConfigParser
-except ImportError:
-    from ConfigParser import ConfigParser
+from configparser import ConfigParser
 
 MODULE2PREFIX = {}
 

shipment.py

@@ -1,13 +1,12 @@
 #This file is part stock_picking_kit module for Tryton.
-#The COPYRIGHT file at the top level of this repository contains 
+#The COPYRIGHT file at the top level of this repository contains
 #the full copyright notices and license terms.
 from trytond.pool import Pool, PoolMeta
 
 __all__ = [ 'ShipmentOutPacked']
 
 
-class ShipmentOutPacked:
-    __metaclass__ = PoolMeta
+class ShipmentOutPacked(metaclass=PoolMeta):
     __name__ = 'stock.shipment.out.packed'
 
     def transition_packed(self):