import random
import json
import yaml


def main():
    with open('test.yml', 'r') as f:
        doc = yaml.safe_load(f)
    contents = doc['contents']
    parse_contents_items(contents)
    with open('result.json', 'w') as f:
        json.dump(contents, f, indent=4)


def parse_contents_items(contents, layer=0):

    assert(type(contents)==type([]))

    for item in contents:
        if 'contents' in item:
            parse_contents_items(item['contents'], layer+1)
            if 'count' in item['contents'][0].keys():
                item['time'] = random.randint(100,150)/100
                item['count'] = sum([s['count'] for s in item['contents']])
        else:
            item['time'] = random.randint(5,20)/100
            item['count'] = 10


if __name__=="__main__":
    main()