wehub-resource-sync
63 lines
1.7 KiB
Python
63 lines
1.7 KiB
Python
# Copyright 2024 NVIDIA CORPORATION & AFFILIATES
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# SPDX-License-Identifier: Apache-2.0
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import json
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import os
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import sys
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import tarfile
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from glob import glob
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from tqdm.contrib.concurrent import process_map
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"""
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python tools/create_wids_metadata.py /path/to/tar/dir > /path/to/wids-meta.json
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"""
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d = sys.argv[1]
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def process(t):
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d = {}
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with tarfile.open(t, "r") as tar:
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for f in tar:
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n, e = os.path.splitext(f.name)
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if e == ".jpg" or e == ".jpeg" or e == ".png" or e == ".json" or e == ".npy":
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if n in d:
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d[n] = 1
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else:
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d[n] = 0
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s = os.path.getsize(t)
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i = sum(d.values())
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t = os.path.basename(t)
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return {"url": t, "nsamples": i, "filesize": s}
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print(
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json.dumps(
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{
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"name": "sana-dev",
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"__kind__": "SANA-WebDataset",
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"wids_version": 1,
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"shardlist": sorted(
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process_map(process, glob(f"{d}/*.tar"), chunksize=1, max_workers=os.cpu_count()),
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key=lambda x: x["url"],
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),
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},
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indent=4,
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),
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end="",
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)
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