alter.py

import json

# 定义文件路径
json_path = '/home/yiyangai/stephenqs/datasets/wikihow/health-filtered-updated.json'
output_json_path = '/home/yiyangai/stephenqs/datasets/wikihow/health-filtered-relative.json'

# 定义需要替换的路径
old_path = '/home/yiyangai/stephenqs/datasets/wikihow/'
new_path = './'

# 读取JSON文件
with open(json_path, 'r', encoding='utf-8') as file:
    data = json.load(file)

# 遍历所有方法和步骤以替换路径
for example in data:
    for method in example.get("methods", []):
        for step in method.get("steps", []):
            img_path = step.get("img")
            if img_path and img_path.startswith(old_path):
                # 替换路径前缀为 './'
                step["img"] = img_path.replace(old_path, new_path, 1)

# 将更新后的数据保存到一个新的JSON文件
with open(output_json_path, 'w', encoding='utf-8') as outfile:
    json.dump(data, outfile, ensure_ascii=False, indent=4)

print("路径替换完成，JSON文件已更新并保存。")