[BUG] 16_nlp_with_rnns_and_attention.ipynb

[eddydw]

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Describe the bug
In chapter 16 page 601 there is an instruction

translate("I like soccer")

However it fails with :

---

ValueError Traceback (most recent call last)
in <cell line: 1>()
----> 1 translate("I like soccer")

2 frames
/usr/local/lib/python3.10/dist-packages/optree/ops.py in tree_map(func, tree, is_leaf, none_is_leaf, namespace, *rests)
750 leaves, treespec = _C.flatten(tree, is_leaf, none_is_leaf, namespace)
751 flat_args = [leaves] + [treespec.flatten_up_to(r) for r in rests]
--> 752 return treespec.unflatten(map(func, *flat_args))
753
754

ValueError: Invalid dtype: str416

To Reproduce
Run the notebook 16_nlp_with_rnns_and_attention.ipynb in Colab