Migrate to py3

__init__.py

@@ -2,13 +2,13 @@
 # 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 .move import *
+from . import shipment
+from . import move
 
 def register():
     Pool.register(
-        Move,
+        move.Move,
         module='stock_shipment_return', type_='model')
     Pool.register(
-        CreateShipmentOutReturn,
+        shipment.CreateShipmentOutReturn,
         module='stock_shipment_return', type_='wizard')

move.py

@@ -6,10 +6,9 @@ from trytond.pool import PoolMeta
 __all__ = ['Move']
 
 
-class Move:
-    __metaclass__ = PoolMeta
+class Move(metaclass=PoolMeta):
     __name__ = 'stock.move'
-    
+
     @classmethod
     def _get_origin(cls):
         models = super(Move, cls)._get_origin()

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

@@ -7,6 +7,7 @@ from trytond.transaction import Transaction
 from trytond.wizard import Wizard, StateAction
 
 __all__ = ['CreateShipmentOutReturn']
+
 MOVE_EXCLUDE_FIELDS = ['origin', 'shipment', 'invoice_lines']
 
 class CreateShipmentOutReturn(Wizard):