I want notebook cell editors to support splitting the currently edited cell at the cursor.

I want notebook cell editors to support splitting the currently edited cell at the cursor.: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). When the focused editor contains alpha\nbeta\ngamma and the cursor is immediately before beta , calling action split cell()…