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Fixed Caltech-101 and Caltech-256 broken links with the official ones #9205

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Merged
merged 4 commits into from
Sep 9, 2025
+13 −12
Merged

Fixed Caltech-101 and Caltech-256 broken links with the official ones #9205

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7607454
Fixed Caltech-101 and Caltech-256 broken links with the official ones
hrsvrn Sep 4, 2025
c99aaa0
used the reccomended method for unzipping the files
hrsvrn Sep 5, 2025
bb31716
Merge branch 'main' into main
AntoineSimoulin Sep 8, 2025
3bb37f4
lint
AntoineSimoulin Sep 8, 2025
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25 changes: 13 additions & 12 deletions torchvision/datasets/caltech.py
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Original file line number Diff line number Diff line change
@@ -1,11 +1,12 @@
import os
import os.path
import shutil
from pathlib import Path
from typing import Any, Callable, Optional, Union

from PIL import Image

from .utils import download_and_extract_archive, verify_str_arg
from .utils import download_and_extract_archive, extract_archive, verify_str_arg
from .vision import VisionDataset


Expand Down Expand Up @@ -133,17 +134,17 @@ def download(self) -> None:
return

download_and_extract_archive(
"https://drive.google.com/file/d/137RyRjvTBkBiIfeYBNZBtViDHQ6_Ewsp",
self.root,
filename="101_ObjectCategories.tar.gz",
md5="b224c7392d521a49829488ab0f1120d9",
)
download_and_extract_archive(
"https://drive.google.com/file/d/175kQy3UsZ0wUEHZjqkUDdNVssr7bgh_m",
self.root,
filename="Annotations.tar",
md5="6f83eeb1f24d99cab4eb377263132c91",
"https://data.caltech.edu/records/mzrjq-6wc02/files/caltech-101.zip",
download_root=self.root,
filename="caltech-101.zip",
md5="3138e1922a9193bfa496528edbbc45d0",
)
gzip_folder = os.path.join(self.root, "caltech-101")
for gzip_file in os.listdir(gzip_folder):
if gzip_file.endswith(".gz"):
extract_archive(os.path.join(gzip_folder, gzip_file), self.root)
shutil.rmtree(gzip_folder)
os.remove(os.path.join(self.root, "caltech-101.zip"))

def extra_repr(self) -> str:
return "Target type: {target_type}".format(**self.__dict__)
Expand Down Expand Up @@ -233,7 +234,7 @@ def download(self) -> None:
return

download_and_extract_archive(
"https://drive.google.com/file/d/1r6o0pSROcV1_VwT4oSjA2FBUSCWGuxLK",
"https://data.caltech.edu/records/nyy15-4j048/files/256_ObjectCategories.tar",
self.root,
filename="256_ObjectCategories.tar",
md5="67b4f42ca05d46448c6bb8ecd2220f6d",
Expand Down
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