Remove Property fields

issue2349

__init__.py

@@ -1,12 +1,14 @@
 #This file is part country_zip 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
-from .configuration import *
-from .address import *
+from . import configuration
+from . import address
+
 
 def register():
     Pool.register(
-        Configuration,
-        Address,
+        configuration.Configuration,
+        configuration.ConfigurationCountry,
+        address.Address,
         module='country_zip', type_='model')

configuration.py

@@ -1,14 +1,24 @@
 #This file is part country_zip module for Tryton.
 #The COPYRIGHT file at the top level of this repository contains
 #the full copyright notices and license terms.
-from trytond.model import fields
+from trytond.model import ModelSQL, fields
+from trytond.model import ValueMixin
 from trytond.pool import PoolMeta
+from trytond.modules.party.configuration import _ConfigurationValue
 
-__all__ = ['Configuration']
+__all__ = ['Configuration', 'ConfigurationCountry']
+
+default_country = fields.Many2One('country.country', 'Default Country')
 
 
 class Configuration:
     __metaclass__ = PoolMeta
     __name__ = 'party.configuration'
-    default_country = fields.Property(fields.Many2One('country.country',
-            'Default Country'))
+    default_country = fields.MultiValue(default_country)
+
+
+class ConfigurationCountry(_ConfigurationValue, ModelSQL, ValueMixin):
+    'Party Configuration Country'
+    __name__ = 'party.configuration.default_country'
+    default_country = default_country
+    _configuration_value_field = 'default_country'