import os
import traceback
from obs import ObsClient, Versions

prefiks = '/'

ak = os.getenv(
	"OBSAKID"
)

sk = os.getenv(
	"OBSSKID"
)

endpoint = os.getenv(
	"OBSENDPOINT"
)

bucket = os.getenv(
	"OBSBUCKETNAME"
)

obsClient = ObsClient(
	access_key_id = ak,
	secret_access_key = sk,
	server = endpoint
)

mark = None
index = 1

listing = obsClient.listVersions(
			bucket,
			version = Versions(
				encoding_type = 'url',
				key_marker = mark,
				max_keys = 1000
			)
		)

objects = listing['versions']
print(objects)