  In 1.2, these three methods have undergone a change in prototype, and
  two extra methods have been introduced::
  
      class CustomModelField(models.Field):
          # ...
  
          def db_type(self, connection):
              # ...
  
          def get_prep_value(self, value):
 
</s> remove             # ...
 </s> add             ... </s> remove             # ...
 </s> add             ... </s> remove             # ...
 </s> add             ... </s> remove             # ...
 </s> add             ... </s> remove             # ...
 </s> add             ...
        ...
  In 1.2, these three methods have undergone a change in prototype, and
  two extra methods have been introduced::
  
      class CustomModelField(models.Field):
        ...
  
          def db_type(self, connection):
              # ...
  
          def get_prep_value(self, value):
keep keep keep keep replace keep keep keep keep keep
 Refs #34140 -- Corrected rst code-block and various formatting issues in docs. 
docs/releases/1.2.txt