∕

coworking_relation/models/relation.py

@@ -9,3 +9,5 @@ class CoworkerRelation(models.Model):
     _name = 'coworking.relation'
     _description = 'relation model definition'
     _order = 'id asc'
+
+    titre = fields.Char()

coworking_relation/views/relation_views.xml

@@ -7,6 +7,9 @@
     <field name="model">coworking.relation</field>
     <field name="arch" type="xml">
       <form string="relation">
+        <sheet>
+          <field name="title" />
+        </sheet>
       </form>
     </field>
   </record>