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23 lines
465 B
Python
23 lines
465 B
Python
from torch.utils.data import IterableDataset
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def default_fn(data):
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return data
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class MapperIterDataPipe(IterableDataset):
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def __init__(self,
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datapipe,
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fn=default_fn):
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self.datapipe = datapipe
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self.fn = fn
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def set_epoch(self, epoch):
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self.datapipe.set_epoch(epoch)
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def __iter__(self):
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assert callable(self.fn)
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for data in self.datapipe:
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yield self.fn(data)
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