utils/change_coco_format.py

import json

# 打开并加载json文件
with open(
    "/mnt/petrelfs/zhuchenglin/LLaVA/playground/data/LLaVA-Pretrain/select_mscoco_200k.json",
    "r",
) as f:
    data = json.load(f)

# 遍历json数据，修改image地址
for item in data:
    item["image"] = "LLaVA-Pretrain/images/" + item["image"]

# 将修改后的数据写回json文件
with open("/mnt/petrelfs/zhuchenglin/LLaVA/playground/data/mscoco_200k.json", "w") as f:
    json.dump(data, f, indent=4)