[xdoctest][task 200] reformat example code with google style in python/paddle/tensor/creation.py
#56685
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你的PR提交成功，感谢你对开源项目的贡献! |
megemini
reviewed
Aug 28, 2023
python/paddle/tensor/creation.py
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| >>> import paddle | ||
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| x = paddle.ones([2]) | ||
| x.stop_gradient = False | ||
| clone_x = paddle.clone(x) | ||
| >>> x = paddle.ones([2]) | ||
| >>> x.stop_gradient = False | ||
| >>> clone_x = paddle.clone(x) | ||
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| y = clone_x**3 | ||
| y.backward() | ||
| print(clone_x.grad) # [3] | ||
| print(x.grad) # [3] | ||
| >>> y = clone_x**3 | ||
| >>> y.backward() | ||
| >>> print(clone_x.grad) | ||
| None | ||
| >>> print(x.grad.numpy()) | ||
| [3. 3.] |
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这段示例代码参考
Paddle/test/legacy_test/test_assign_op.py
Lines 220 to 235 in 81659f7
改一下吧 ～ 主要是加上 retain_grads ，不然有点反直觉 ～
pytorch 不加 retain_grad 会有 warning ，个人感觉这样用不太合适 ... ...
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不用这么麻烦，怪我 ～～～ 🤣
>>> import paddle
>>> x = paddle.ones([2])
>>> x.stop_gradient = False
>>> x.retain_grads()
>>> clone_x = paddle.clone(x)
>>> clone_x.retain_grads()
>>> y = clone_x**3
>>> y.backward()
>>> print(clone_x.grad.numpy())
[3. 3.]
>>> print(x.grad.numpy())
[3. 3.]
SigureMo
approved these changes
Aug 29, 2023
BeingGod
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to BeingGod/Paddle
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Sep 9, 2023
…on/paddle/tensor/creation.py` (PaddlePaddle#56685) * [Doctest]fix No.200, test=docs_preview * fix output * add retain_grads * fix style
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Description
修改如下文件的示例代码，使其通过
xdoctest检查：python/paddle/tensor/creation.py预览：
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@sunzhongkai588 @SigureMo @megemini