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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def set_relation_many_to_many(self, obj, field_name, objs):
        "Set a many-to-many field on an object"
        relation = getattr(obj, field_name)
        if hasattr(relation, 'set'):
            relation.set(objs) # Django 2.x
        else:
            setattr(obj, field_name, objs)