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30 lines
1.0 KiB
30 lines
1.0 KiB
4 years ago
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import os
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from .dataset import IterableImageDataset, ImageDataset
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def _search_split(root, split):
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# look for sub-folder with name of split in root and use that if it exists
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split_name = split.split('[')[0]
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try_root = os.path.join(root, split_name)
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if os.path.exists(try_root):
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return try_root
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if split_name == 'validation':
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try_root = os.path.join(root, 'val')
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if os.path.exists(try_root):
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return try_root
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return root
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def create_dataset(name, root, split='validation', search_split=True, is_training=False, batch_size=None, **kwargs):
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name = name.lower()
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if name.startswith('tfds'):
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ds = IterableImageDataset(
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root, parser=name, split=split, is_training=is_training, batch_size=batch_size, **kwargs)
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else:
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# FIXME support more advance split cfg for ImageFolder/Tar datasets in the future
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if search_split and os.path.isdir(root):
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root = _search_split(root, split)
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ds = ImageDataset(root, parser=name, **kwargs)
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return ds
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