Revert product configuration simple class

__init__.py

@@ -1,13 +1,14 @@
 #This file is part product_purchase_sequence module for Tryton.
 #The COPYRIGHT file at the top level of this repository contains
 #the full copyright notices and license terms.
+
 from trytond.pool import Pool
 from .product import *
 from .configuration import *
 
-
 def register():
     Pool.register(
-        Configuration,
+        ProductConfiguration,
+        ProductConfigurationCompany,
         Product,
         module='product_purchase_sequence', type_='model')

configuration.py

@@ -4,14 +4,24 @@
 from trytond.model import fields
 from trytond.pool import PoolMeta
 
-__all__ = ['Configuration']
+__all__ = [
+    'ProductConfiguration',
+    'ProductConfigurationCompany',
+]
 __metaclass__ = PoolMeta
 
 
-class Configuration:
+class ProductConfiguration:
     __name__ = 'product.configuration'
-    purchasable_sequence = fields.Property(fields.Many2One('ir.sequence',
+    purchasable_sequence = fields.Function(fields.Many2One('ir.sequence', 'Purchasable Sequence',
-            'Purchasable Sequence', domain=[
+        domain=[
             ('code', '=', 'product.product'),
-                ], required=True))
+        ]),'get_fields', setter='set_fields')
 
+
+class ProductConfigurationCompany:
+    __name__ = 'product.configuration.company'
+    purchasable_sequence = fields.Many2One('ir.sequence', 'Purchasable sequence', 
+        domain=[
+            ('code', '=', 'product.product'),
+        ])

locale/ca_ES.po

@@ -12,6 +12,10 @@ msgctxt "field:product.configuration,purchasable_sequence:"
 msgid "Purchasable Sequence"
 msgstr "Sequència productes de compra"
 
+msgctxt "field:product.configuration.company,purchasable_sequence:"
+msgid "Purchasable sequence"
+msgstr "Sequència productes de compra"
+
 msgctxt "model:ir.sequence,name:sequence_product_purchasable"
 msgid "Product Purchasable"
 msgstr "Producte de compra"

locale/es_ES.po

@@ -12,6 +12,10 @@ msgctxt "field:product.configuration,purchasable_sequence:"
 msgid "Purchasable Sequence"
 msgstr "Secuencia productos de compra"
 
+msgctxt "field:product.configuration.company,purchasable_sequence:"
+msgid "Purchasable sequence"
+msgstr "Secuencia productos de compra"
+
 msgctxt "model:ir.sequence,name:sequence_product_purchasable"
 msgid "Product Purchasable"
 msgstr "Producto de compra"

view/product_configuration_form.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- This file is part product_purchase_sequence module for Tryton.
+<!-- This file is part product_configuration module for Tryton.
 The COPYRIGHT file at the top level of this repository contains the full copyright notices and license terms. -->
 <data>
     <xpath expr="/form" position="inside">