Set bom field not implemented error for o2m

#049017

production.py

@@ -30,9 +30,9 @@ class Process(DeactivableMixin, ModelSQL, ModelView):
             },
         depends=['steps'])
     inputs = fields.Function(fields.One2Many('production.bom.input', None,
-            'Inputs'), 'get_bom_field')
+            'Inputs'), 'get_bom_field', setter='_set_bom_field')
     outputs = fields.Function(fields.One2Many('production.bom.output', None,
-            'Outputs'), 'get_bom_field')
+            'Outputs'), 'get_bom_field', setter='_set_bom_field')
     output_products = fields.Function(fields.Many2Many('production.bom.output',
             'bom', 'product', 'Outputs'), 'get_bom_field',
         searcher='search_bom_field')
@@ -46,6 +46,11 @@ class Process(DeactivableMixin, ModelSQL, ModelView):
             res += [x.id for x in getattr(self.bom, name)]
         return res
 
+    @classmethod
+    def _set_bom_field(cls, processes, name, value):
+        # Prevent NotImplementedError for One2Many
+        pass
+
     def get_operations(self, name):
         res = []
         if self.route:

view/production_process_form.xml

@@ -17,8 +17,8 @@
             <field name="steps" colspan="4"/>
         </page>
         <page string="Products" id="products">
-            <field name="inputs" colspan="2"/>
-            <field name="outputs" colspan="2"/>
+            <field name="inputs" colspan="2" readonly="1"/>
+            <field name="outputs" colspan="2" readonly="1"/>
         </page>
         <page string="Operations" id="operations">
             <field name="operations" colspan="4"/>