Update tryton.cfg

Se replica error en las pruebas y se soluciona con un on_change

prospect.py

@@ -51,6 +51,11 @@ class Prospect(ModelSQL, ModelView, DeactivableMixin):
     def default_state(cls):
         return 'unassigned'
 
+    @fields.depends('prospect_trace', 'contact_methods')
+    def on_change_contact_methods(self):
+        for contact in self.contact_methods:
+            contact.prospect_trace = self.prospect_trace
+
     @fields.depends('city', 'department')
     def on_change_city(self):
         if self.city:

tests/scenario_sale_opportunity_management.rst

@@ -365,7 +365,14 @@ Crear un usuario de rol administrador::
     >>> admin.user_admin == True
     True
     
+Agregar un nuevo método de contacto desde prospecto
+    >>> contact_method = prospect1.contact_methods.new(value='0000000000', name='Nuevo', job='Puesto increíble') 
+    >>> prospect1.save()
 
+    >>> prospect1.contact_methods[-1].value
+    '0000000000'
+    >>> prospect_trace.prospect_contacts[-1].value
+    '0000000000'
 
 --------
 Reportes

tryton.cfg

@@ -1,5 +1,5 @@
 [tryton]
-version=6.8.0
+version=7.0.0
 depends:
     ir
     res