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import logging
from swiftclient.service import SwiftService, SwiftError
from sys import argv
logging.basicConfig(level=logging.ERROR)
logging.getLogger("requests").setLevel(logging.CRITICAL)
logging.getLogger("swiftclient").setLevel(logging.CRITICAL)
logger = logging.getLogger(__name__)
def is_png(obj):
return (
obj["name"].lower().endswith('.png') or
obj["content_type"] == 'image/png'
)
container = argv[1]
with SwiftService() as swift:
try:
list_options = {"prefix": "archive_2016-01-01/"}
list_parts_gen = swift.list(container=container)
for page in list_parts_gen:
if page["success"]:
objects = [
obj["name"] for obj in page["listing"] if is_png(obj)
]
for down_res in swift.download(
container=container,
objects=objects):
if down_res['success']:
print("'%s' downloaded" % down_res['object'])
else:
print("'%s' download failed" % down_res['object'])
else:
raise page["error"]
except SwiftError as e:
logger.error(e.value)
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