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import os.path as osp
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from .builder import DATASETS
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from .custom import CustomDataset
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@DATASETS.register_module()
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class ChaseDB1Dataset(CustomDataset):
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"""Chase_db1 dataset.
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In segmentation map annotation for Chase_db1, 0 stands for background,
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which is included in 2 categories. ``reduce_zero_label`` is fixed to False.
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The ``img_suffix`` is fixed to '.png' and ``seg_map_suffix`` is fixed to
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'_1stHO.png'.
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"""
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CLASSES = ('background', 'vessel')
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PALETTE = [[120, 120, 120], [6, 230, 230]]
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def __init__(self, **kwargs):
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super(ChaseDB1Dataset, self).__init__(
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img_suffix='.png',
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seg_map_suffix='_1stHO.png',
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reduce_zero_label=False,
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**kwargs)
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assert osp.exists(self.img_dir)
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