parse module chokes on f-strings containing a generator expression

parse module chokes on f-strings containing a generator expression: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). I'm using LibCST to walk through a bunch of existing Python source files (building a small refactoring tool). On one of the files the parse just…