40 lines
1.7 KiB
Python
40 lines
1.7 KiB
Python
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import argparse
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from pathlib import Path
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import yaml
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from wandb_utils import WandbLogger
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from utils.datasets import LoadImagesAndLabels
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WANDB_ARTIFACT_PREFIX = 'wandb-artifact://'
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def create_dataset_artifact(opt):
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with open(opt.data) as f:
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data = yaml.load(f, Loader=yaml.SafeLoader) # data dict
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logger = WandbLogger(opt, '', None, data, job_type='create_dataset')
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nc, names = (1, ['item']) if opt.single_cls else (int(data['nc']), data['names'])
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names = {k: v for k, v in enumerate(names)} # to index dictionary
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logger.log_dataset_artifact(LoadImagesAndLabels(data['train']), names, name='train') # trainset
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logger.log_dataset_artifact(LoadImagesAndLabels(data['val']), names, name='val') # valset
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# Update data.yaml with artifact links
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data['train'] = WANDB_ARTIFACT_PREFIX + str(Path(opt.project) / 'train')
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data['val'] = WANDB_ARTIFACT_PREFIX + str(Path(opt.project) / 'val')
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path = opt.data if opt.overwrite_config else opt.data.replace('.', '_wandb.') # updated data.yaml path
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data.pop('download', None) # download via artifact instead of predefined field 'download:'
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with open(path, 'w') as f:
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yaml.dump(data, f)
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print("New Config file => ", path)
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('--data', type=str, default='data/coco128.yaml', help='data.yaml path')
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parser.add_argument('--single-cls', action='store_true', help='train as single-class dataset')
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parser.add_argument('--project', type=str, default='YOLOv5', help='name of W&B Project')
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parser.add_argument('--overwrite_config', action='store_true', help='overwrite data.yaml')
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opt = parser.parse_args()
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create_dataset_artifact(opt)
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