format.py 文件源码

def fingerprint(obj):
    serialized = json_dumps(obj)
    with open('/tmp/v1.json', 'w') as f:
        print('see /tmp/v1.json')
        f.write(serialized)
    hasher = hashlib.sha1()
    try:
        hasher.update(serialized)
    except TypeError:
        hasher.update(serialized.encode('utf-8'))
    return hasher.hexdigest()