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