I have two models.

In first model

I have two field: Place(textbox), Type(Selection)-Source,Destination,Both

In second model

I have source, destination, both are many2one fields.

in source field,i want place with type source & both

in destination field,i want place with type destination & both

How can i write the code?

For example:

3 places -- src,dest,both

src (type:source),

dest(type:destination) ,

both(type:both).

When call the source field in any other form, i want to list down src,both in my source field.