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feat: supplementary missing function #9

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feat: supplementary missing function #9

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20 changes: 19 additions & 1 deletion ch02/04_bonus_dataloader-intuition/dataloader-intuition.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -111,7 +111,25 @@
" return len(self.input_ids)\n",
"\n",
" def __getitem__(self, idx):\n",
" return self.input_ids[idx], self.target_ids[idx]"
" return self.input_ids[idx], self.target_ids[idx]\n",
"\n",
"def create_dataloader_v1(txt, batch_size=4, max_length=256, stride=128, shuffle=True, drop_last=True, num_workers=0):\n",
" # 初始化tokenizer(在这个例子中不需要真正的tokenizer,设为None)\n",
" tokenizer = None\n",
"\n",
" # 创建dataset\n",
" dataset = GPTDatasetV1(txt, tokenizer, max_length, stride)\n",
"\n",
" # 创建dataloader\n",
" dataloader = DataLoader(\n",
" dataset,\n",
" batch_size=batch_size,\n",
" shuffle=shuffle,\n",
" drop_last=drop_last,\n",
" num_workers=num_workers\n",
" )\n",
"\n",
" return dataloader"
]
},
{
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