We can not rely on the deepcopy of the field because the Mixin maybe added after the class that define the field. In this case we modify the reference field for the deepcopy. issue7434 review47421002
We can not rely on the deepcopy of the field because the Mixin maybe added after the class that define the field. In this case we modify the reference field for the deepcopy. issue7434 review47421002