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# Copyright (c) Alibaba, Inc. and its affiliates.
import os, sys, json
from multiprocessing import Pool
def download_url(item):
global save_dir
oss_full_dir = os.path.join("https://virutalbuy-public.oss-cn-hangzhou.aliyuncs.com/share/aigc3d/objaverse_tar", item+".tar")
os.system("wget -P {} {}".format(os.path.join(save_dir, item.split("/")[0]), oss_full_dir))
if __name__=="__main__":
assert len(sys.argv) == 4, "eg: python download_objaverse.py ./data /path/to/json_file 10"
save_dir = str(sys.argv[1])
json_file = str(sys.argv[2])
n_threads = int(sys.argv[3])
data = json.load(open(json_file))
p = Pool(n_threads)
p.map(download_url, data)
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