Initial import from Docker volume

modules/edocument_unece/product.py

@@ -0,0 +1,12 @@
+# This file is part of 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.pool import PoolMeta
+
+
+class Uom(metaclass=PoolMeta):
+    __name__ = 'product.uom'
+
+    unece_code = fields.Char("UNECE Code",
+        help="Standard code of "
+        "the United Nations Economic Commission for Europe.")