[dataset] add shuffle at shards tar/raw file level #2424
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raw 和 shard的source dataset需要加个shuffle的参数，原来是不shuffle的，要不然ut 过不了 |
OK. |
增加了两个参数， |
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默认值可以直接给个sys.max |
Mddct
approved these changes
Mar 20, 2024
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| self.dp = TextLineDataPipe(filenames).repeat(cycle).prefetch( | ||
| prefetch).shard(partition) | ||
| prefetch) | ||
| if shuffle: | ||
| self.dp = self.dp.shuffle(buffer_size=shuffle_size) | ||
| self.dp = self.dp.shard(partition) |
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这个shuffle是不是应该在prefetch之前？@Mddct
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