- move all the constrains at the same place, make sure they are private - move all the onchanges at the same place, make sure they are private - move `_get_similar_move_lines` helper at the bottom of the file with the other helpers
- move all the constrains at the same place, make sure they are private - move all the onchanges at the same place, make sure they are private - move `_get_similar_move_lines` helper at the bottom of the file with the other helpers