sample to load from oss auth_code and download files recurisvely

oss_auth_code.py

import base64
import json
import pathlib
import re
import sys
from urllib.error import URLError

import oss2

OSS_URL_PATTERN = re.compile(
    r"oss://{bucket}/{path}".format(
        bucket=r"(?P<bucket>[^/]+)",
        path=r"(?P<path>.+)",
    )
)


def _parse_url(url):
    m = OSS_URL_PATTERN.match(url)
    if not m:
        raise URLError(f"URL {url} is not parsable")
    bucket_name = m.group("bucket")
    remote_path = m.group("path")
    return bucket_name, remote_path


def main():
    decoded = base64.b64decode(sys.stdin.read())
    token = json.loads(decoded)
    auth = oss2.StsAuth(token['id'], token['secret'], token['stoken'])
    bucket_name, remote_path = _parse_url(token['osspath'])
    bucket = oss2.Bucket(auth, token['eptpl'], bucket_name)

    for s in bucket.list_objects_v2(prefix=remote_path).object_list:
        if s.key.endswith('/'):
            continue
        print()
        print(f"oss://{bucket_name}/{s.key}")
        print(f"size: {s.size}")

        # Download
        p = pathlib.Path(s.key).relative_to(remote_path)
        p.parent.mkdir(parents=True, exist_ok=True)
        with p.open("wb") as f:
            f.write(bucket.get_object(s.key).read())


if __name__ == '__main__':
    main()

~README.md

pip install oss2
echo [YOUR_OSS_AUTH_CODE] | python oss_auth_code.py