first commit

modules/sale_supply_production/product.py

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+# 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.pool import PoolMeta
+from trytond.pyson import Eval
+
+
+class Template(metaclass=PoolMeta):
+    __name__ = 'product.template'
+
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        cls.supply_on_sale.states['invisible'] &= (
+            ~Eval('producible') | ~Eval('salable'))
+
+
+class Product(metaclass=PoolMeta):
+    __name__ = 'product.product'