質問編集履歴
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ここに質問の内容を詳しく書いてください。
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（例）PHP(C
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（例）PHP(C
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■■な機能を実装中に以下のエラーメッセージが発生しました。
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おそらくnet.pyで行っているデータセットの作り方に問題があるのかと思いますが、対処法がわかりません。
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情報が不足しているというご指摘がありましたので、下にエラーメッセージの全文を追加しました。
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Exception in main training loop: too many values to unpack (expected 2)
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Traceback (most recent call last):
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/trainer.py", line 343, in run
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update()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/updaters/standard_updater.py", line 240, in update
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self.update_core()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/updaters/standard_updater.py", line 245, in update_core
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batch = iterator.next()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/iterators/serial_iterator.py", line 77, in __next__
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batch = [self.dataset[index] for index in indices]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/iterators/serial_iterator.py", line 77, in <listcomp>
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batch = [self.dataset[index] for index in indices]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/dataset/dataset_mixin.py", line 67, in __getitem__
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return self.get_example(index)
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/datasets/transform_dataset.py", line 51, in get_example
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in_data = self._dataset[i]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/dataset/dataset_mixin.py", line 67, in __getitem__
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return self.get_example(index)
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/datasets/image_dataset.py", line 158, in get_example
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path, int_label = self._pairs[i]
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Will finalize trainer extensions and updater before reraising the exception.
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Traceback (most recent call last):
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File "net.py", line 56, in <module>
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trainer.run()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/trainer.py", line 376, in run
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six.reraise(*exc_info)
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File "/usr/lib/python3/dist-packages/six.py", line 703, in reraise
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raise value
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/trainer.py", line 343, in run
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update()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/updaters/standard_updater.py", line 240, in update
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self.update_core()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/training/updaters/standard_updater.py", line 245, in update_core
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batch = iterator.next()
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/iterators/serial_iterator.py", line 77, in __next__
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batch = [self.dataset[index] for index in indices]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/iterators/serial_iterator.py", line 77, in <listcomp>
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batch = [self.dataset[index] for index in indices]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/dataset/dataset_mixin.py", line 67, in __getitem__
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return self.get_example(index)
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/datasets/transform_dataset.py", line 51, in get_example
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in_data = self._dataset[i]
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/dataset/dataset_mixin.py", line 67, in __getitem__
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return self.get_example(index)
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File "/home/bigfoot/.local/lib/python3.8/site-packages/chainer/datasets/image_dataset.py", line 158, in get_example
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path, int_label = self._pairs[i]
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ValueError: too many values to unpack (expected 2)
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### 該当のソースコード
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