add unique_consecutive_op #34334
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add unique_consecutive_op #34334
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TCChenlong
reviewed
Jul 27, 2021
python/paddle/tensor/__init__.py
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| @@ -88,6 +88,7 @@ | |||
| from .manipulation import stack # noqa: F401 | |||
| from .manipulation import strided_slice # noqa: F401 | |||
| from .manipulation import unique # noqa: F401 | |||
| from .manipulation import unique_consecutive | |||
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需要按格式，加上 “# noqa: F401”
python/paddle/tensor/__init__.py
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| @@ -331,6 +332,7 @@ | |||
| 'strided_slice', | |||
| 'transpose', | |||
| 'unique', | |||
| 'unique_consecutive' | |||
| .. note:: This function is different from :func:`paddle.unique` in the sense that this function | ||
| only eliminates consecutive duplicate values. This semantics is similar to `std::unique` | ||
| in C++. | ||
| Args: |
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Args 前需要加空行，Returns:、Example: 同理
| name=None): | ||
| r""" | ||
| Eliminates all but the first element from every consecutive group of equivalent elements. | ||
| .. note:: This function is different from :func:`paddle.unique` in the sense that this function |
| in C++. | ||
| Args: | ||
| x(Tensor): the input tensor, it's data type should be float32, float64, int32, int64. | ||
| return_inverse(bool, optional): If True, also return the indices for where elements in |
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Else XXX。Default is False。
| x(Tensor): the input tensor, it's data type should be float32, float64, int32, int64. | ||
| return_inverse(bool, optional): If True, also return the indices for where elements in | ||
| the original input ended up in the returned unique consecutive tensor. | ||
| return_counts(bool, optional): If True, also return the counts for each unique consecutive element. |
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Else XXX。Default is False。
TCChenlong
previously approved these changes
Aug 2, 2021
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TCChenlong
approved these changes
Aug 11, 2021
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| x = paddle.to_tensor([1, 1, 2, 2, 3, 1, 1, 2]) | ||
| output = paddle.unique_consecutive(x) # | ||
| np_output = output.numpy() # [1 2 3 1 2] |
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这里不用返回numpy，参考paddle.add，用下面这种写法就行：
z = paddle.add(x, y)
print(z) # [3., 8., 6. ]
zhiqiu
approved these changes
Aug 12, 2021
| @@ -0,0 +1,142 @@ | |||
| /* Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved. | |||
fuyinno4
approved these changes
Aug 12, 2021
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PR types
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Describe
add unique_consecutive op for support to eliminate all but the first element from every consecutive group of equivalent elements.