import os
from typing import Optional
from .imagelist import ImageList
from ._util import download as download_data, check_exits
[docs]class OfficeHome(ImageList):
"""`OfficeHome <http://hemanthdv.org/OfficeHome-Dataset/>`_ Dataset.
Parameters:
- **root** (str): Root directory of dataset
- **task** (str): The task (domain) to create dataset. Choices include ``'Ar'``: Art, \
``'Cl'``: Clipart, ``'Pr'``: Product and ``'Rw'``: Real_World.
- **download** (bool, optional): If true, downloads the dataset from the internet and puts it \
in root directory. If dataset is already downloaded, it is not downloaded again.
- **transform** (callable, optional): A function/transform that takes in an PIL image and returns a \
transformed version. E.g, ``transforms.RandomCrop``.
- **target_transform** (callable, optional): A function/transform that takes in the target and transforms it.
.. note:: In `root`, there will exist following files after downloading.
::
Art/
Alarm_Clock/*.jpg
...
Clipart/
Product/
Real_World/
image_list/
Art.txt
Clipart.txt
Product.txt
Real_World.txt
"""
download_list = [
("image_list", "image_list.zip", "https://cloud.tsinghua.edu.cn/f/ee615d5ad5e146278a80/?dl=1"),
("Art", "Art.tgz", "https://cloud.tsinghua.edu.cn/f/81a4f30c7e894298b435/?dl=1"),
("Clipart", "Clipart.tgz", "https://cloud.tsinghua.edu.cn/f/d4ad15137c734917aa5c/?dl=1"),
("Product", "Product.tgz", "https://cloud.tsinghua.edu.cn/f/a6b643999c574184bbcd/?dl=1"),
("Real_World", "Real_World.tgz", "https://cloud.tsinghua.edu.cn/f/60ca8452bcf743408245/?dl=1")
]
image_list = {
"Ar": "image_list/Art.txt",
"Cl": "image_list/Clipart.txt",
"Pr": "image_list/Product.txt",
"Rw": "image_list/Real_World.txt",
}
CLASSES = ['Drill', 'Exit_Sign', 'Bottle', 'Glasses', 'Computer', 'File_Cabinet', 'Shelf', 'Toys', 'Sink',
'Laptop', 'Kettle', 'Folder', 'Keyboard', 'Flipflops', 'Pencil', 'Bed', 'Hammer', 'ToothBrush', 'Couch',
'Bike', 'Postit_Notes', 'Mug', 'Webcam', 'Desk_Lamp', 'Telephone', 'Helmet', 'Mouse', 'Pen', 'Monitor',
'Mop', 'Sneakers', 'Notebook', 'Backpack', 'Alarm_Clock', 'Push_Pin', 'Paper_Clip', 'Batteries', 'Radio',
'Fan', 'Ruler', 'Pan', 'Screwdriver', 'Trash_Can', 'Printer', 'Speaker', 'Eraser', 'Bucket', 'Chair',
'Calendar', 'Calculator', 'Flowers', 'Lamp_Shade', 'Spoon', 'Candles', 'Clipboards', 'Scissors', 'TV',
'Curtains', 'Fork', 'Soda', 'Table', 'Knives', 'Oven', 'Refrigerator', 'Marker']
def __init__(self, root: str, task: str, download: Optional[bool] = False, **kwargs):
assert task in self.image_list
data_list_file = os.path.join(root, self.image_list[task])
if download:
list(map(lambda args: download_data(root, *args), self.download_list))
else:
list(map(lambda file_name, _: check_exits(root, file_name), self.download_list))
super(OfficeHome, self).__init__(root, OfficeHome.CLASSES, data_list_file=data_list_file, **kwargs)