funasr/datasets/large_datasets/datapipes/map.py
New file @@ -0,0 +1,22 @@ from torch.utils.data import IterableDataset def default_fn(data): return data class MapperIterDataPipe(IterableDataset): def __init__(self, datapipe, fn=default_fn): self.datapipe = datapipe self.fn = fn def set_epoch(self, epoch): self.datapipe.set_epoch(epoch) def __iter__(self): assert callable(self.fn) for data in self.datapipe: yield self.fn(data)
