JSON parsing function's results keep growing in memory

[Bofu Chen]

Reported by James

James 6:02 PM
@bafu omg
`cai_json = caifile.get_cai_json_from_f(f)`
這個有 side effect

James  6:03 PM
前一次的結果會存在 memory 裡面，第二次 call 會 append 到之前的東西裡面

[Bofu Chen]

This issue is invalid, and I will close it directly.