[Zero-Dim] support input 0D Tensor for std/var#49735
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zhwesky2010 merged 54 commits intoPaddlePaddle:developfrom Feb 10, 2023
Merged
[Zero-Dim] support input 0D Tensor for std/var#49735zhwesky2010 merged 54 commits intoPaddlePaddle:developfrom
zhwesky2010 merged 54 commits intoPaddlePaddle:developfrom
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zhwesky2010 reviewed Jan 16, 2023
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这两个直接加到reduce_api_list应该可以
zhwesky2010 changed the title zhwesky2010 reviewed Feb 8, 2023
| out.backward() | ||
| | ||
| # checkout shape of out | ||
| self.assertEqual(out.shape, []) |
| def test_std(self): | ||
| x = paddle.rand([]) | ||
| x.stop_gradient = False | ||
| out = paddle.std(x) |
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再加一种 paddle.std(x, []) 的情形
| # checkout value of out | ||
| self.assertEqual(out, 0) | ||
| | ||
| def test_var(self): |
| self.assertEqual(res[2].shape, ()) | ||
| np.testing.assert_allclose(res[2], 1.0) | ||
| | ||
| @prog_scope() |
python/paddle/tensor/stat.py Outdated
| """ | ||
| if not in_dygraph_mode(): | ||
| check_variable_and_dtype(x, 'x', ['float32', 'float64'], 'var') | ||
| if len(x.shape) == 0: |
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这样写可能不太美观，如果直接通过原来的分支实现会有问题吗？
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[Zero-Dim] support input 0D Tensor for std/var:
为以下API支持输入0D Tensor，不修改其输出端行为，属于新增功能，无不兼容影响：
paddle.stdpaddle.var