Bugfix on backreferences + updates of em_test

em_test.py

                         'fre': 'Textes liés',
                     },
                     data_handler = 'list',
-                    back_reference = ('Text', 'lodel_id'),
+                    back_reference = ('Text', 'linked_persons'),
                     group = editorial_person_group,
 )
 
                     'fre': 'Personnes liées',
                 },
                 data_handler = 'list',
-                back_reference = ('Person', 'lodel_id'),
+                back_reference = ('Person', 'linked_texts'),
                 group = editorial_person_group,
 )
 

lodel/leapi/datahandlers/base_classes.py

         return self.__back_reference
 
     ## @brief Set the back reference for this field.
-    # 
-    # This method is designed to be called from LeObject child classes
-    # at dyncode load. LeObject dynamic childs classes are the objects that are
-    # able to fetch python classes from name.
-    def _set_back_reference(self, back_reference = None):
-        
-        pass
+    def _set_back_reference(self, back_reference):
+        self.__back_reference = back_reference
         
 
     ## @brief Check value
 class MultipleRef(Reference):
     
     def __init__(self, allowed_classes = None, **kwargs):
-        super().__init__(allowed_classes = allowed_classes)
- 
+        super().__init__(allowed_classes = allowed_classes, **kwargs)
+
 

lodel/leapi/leobject.py

     @classmethod
     def _backref_init(cls):
         for fname,field in cls._fields.items():
+            #if field.is_reference():
+            #    print(fname, field.back_reference)
             if field.is_reference() and field.back_reference is not None:
                 cls_name, field_name = field.back_reference
                 bref_leobject = cls.name2class(cls.name2objname(cls_name))
                 if field_name not in bref_leobject._fields:
                     raise NameError("LeObject %s doesn't have a field named '%s'" % (cls_name, field_name))
-                field.set_backreference(bref_leobject._fields[field_name])
+                field._set_back_reference(bref_leobject._fields[field_name])
 
     @classmethod
     def is_abstract(cls):