【Hackathon 7th No.37】为 Paddle 代码转换工具新增 API 转换规则（第 4 组）

Author: monster1015

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.igamma.md

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+## [ 仅参数名不一致 ]torch.Tensor.igamma
+
+### [torch.Tensor.igamma](https://pytorch.org/docs/stable/generated/torch.Tensor.igamma.html#torch.Tensor.igamma)
+
+```python
+torch.Tensor.igamma(other)
+```
+
+### [paddle.Tensor.gammainc](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/gammainc_cn.html#gammainc)
+
+```python
+paddle.Tensor.gammainc(y, name=None)
+```
+
+### 参数映射
+
+| PyTorch | PaddlePaddle | 备注          |
+| ------- | ------------ | ------------- |
+| other   | y            | 正参数 Tensor |
+
+### 转写示例
+
+```python
+# PyTorch 写法
+out = x.igamma(y)
+
+# Paddle 写法
+out = .gammainc(y)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.igamma_.md

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+## [ 仅参数名不一致 ]torch.Tensor.igamma_
+
+### [torch.Tensor.igamma_](https://pytorch.org/docs/stable/generated/torch.Tensor.igamma_.html#torch.Tensor.igamma_)
+
+```python
+torch.Tensor.igamma_(other)
+```
+
+### [paddle.Tensor.gammainc_](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/gammainc__cn.html#gammainc)
+
+```python
+paddle.Tensor.gammainc_(y, name=None)
+```
+
+### 参数映射
+
+| PyTorch | PaddlePaddle | 备注          |
+| ------- | ------------ | ------------- |
+| other   | y            | 正参数 Tensor |
+
+### 转写示例
+
+```python
+# PyTorch 写法
+out = x.igamma_(y)
+
+# Paddle 写法
+out = x.gammainc_(y)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.igammac.md

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+## [ 仅参数名不一致 ]torch.Tensor.igammac
+
+### [torch.Tensor.igammac](https://pytorch.org/docs/stable/generated/torch.Tensor.igammac.html#torch.Tensor.igammac)
+
+```python
+torch.Tensor.igammac(other)
+```
+
+### [paddle.Tensor.gammaincc](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/gammaincc_cn.html#gammaincc)
+
+```python
+paddle.Tensor.gammaincc(y, name=None)
+```
+
+### 参数映射
+
+| PyTorch | PaddlePaddle | 备注          |
+| ------- | ------------ | ------------- |
+| other   | y            | 正参数 Tensor |
+
+### 转写示例
+
+```python
+# PyTorch 写法
+out = x.igammac(y)
+
+# Paddle 写法
+out = x.gammaincc(y)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.igammac_.md

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+## [ 仅参数名不一致 ]torch.Tensor.igammac\_
+
+### [torch.Tensor.igammac_](https://pytorch.org/docs/stable/generated/torch.Tensor.igammac_.html#torch.Tensor.igammac_)
+
+```python
+torch.Tensor.igammac_(other)
+```
+
+### [paddle.Tensor.gammaincc_](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/gammaincc__cn.html#gammaincc)
+
+```python
+paddle.Tensor.gammaincc_(y, name=None)
+```
+
+### 参数映射
+
+| PyTorch | PaddlePaddle | 备注          |
+| ------- | ------------ | ------------- |
+| other   | y            | 正参数 Tensor |
+
+### 转写示例
+
+```python
+# PyTorch 写法
+out = x.igammac_(y)
+
+# Paddle 写法
+out = x.gammaincc_(y)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.matrix_exp.md

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+## [ 无参数 ]torch.Tensor.matrix_exp
+
+### [torch.Tensor.matrix_exp](https://pytorch.org/docs/stable/generated/torch.Tensor.matrix_exp.html#torch-tensor-matrix-exp)
+
+```python
+torch.Tensor.matrix_exp()
+```
+
+### [paddle.linalg.matrix_exp](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/linalg/matrix_exp_cn.html)
+
+```python
+paddle.linalg.matrix_exp(x, name=None)
+```
+
+两者功能一致，无参数。
+
+### 转写示例
+
+```python
+# PyTorch 写法
+out = x.matrix_exp()
+
+# Paddle 写法
+out = paddle.linalg.matrix_exp(x)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.mvlgamma.md

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+## [ 参数完全一致 ]torch.Tensor.mvlgamma
+
+### [torch.Tensor.mvlgamma](https://pytorch.org/docs/stable/generated/torch.Tensor.mvlgamma.html#torch-tensor-mvlgamma)
+
+```python
+torch.Tensor.mvlgamma(p)
+```
+
+### [paddle.Tensor.multigammaln](https://github.com/PaddlePaddle/Paddle/blob/be090bd0bc9ac7a8595296c316b3a6ed3dc60ba6/python/paddle/tensor/math.py#L5099)
+
+```python
+paddle.Tensor.multigammaln(p, name=None)
+```
+
+### 转写示例
+
+```python
+# PyTorch 写法
+y = x.mvlgamma(p)
+
+# Paddle 写法
+y = x.multigammaln(p)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.mvlgamma_.md

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+<!--
+ * @Description:
+ * @Author: Xiao
+ * @Date: 2024-09-21 16:03:47
+ * @LastEditTime: 2024-09-23 19:33:10
+ * @LastEditors: Xiao
+-->
+## [ 参数完全一致 ]torch.Tensor.mvlgamma_
+
+### [torch.Tensor.mvlgamma_](https://pytorch.org/docs/stable/generated/torch.Tensor.mvlgamma_.html#torch-tensor-mvlgamma)
+
+```python
+torch.Tensor.mvlgamma_(p)
+```
+
+### [paddle.Tensor.multigammaln_](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/multigammaln__cn.html#multigammaln)
+
+```python
+paddle.Tensor.multigammaln_(p, name=None)
+```
+
+### 转写示例
+
+```python
+# PyTorch 写法
+y = x.mvlgamma_(p)
+
+# Paddle 写法
+y = x.multigammaln_(p)
+```

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.orgqr.md

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+## [ 仅参数名不一致 ]torch.Tensor.orgqr
+
+### [torch.Tensor.orgqr](https://pytorch.org/docs/stable/generated/torch.Tensor.orgqr.html#torch.Tensor.orgqr)
+
+```python
+torch.Tensor.orgqr(input2)
+```
+
+### [paddle.Tensor.householder_product](https://www.paddlepaddle.org.cn/documentation/docs/zh/2.6/api/paddle/linalg/householder_product_cn.html#householder-product)
+
+```python
+paddle.Tensor.householder_product(tau, name=None)
+```
+
+### 参数映射
+
+| PyTorch | PaddlePaddle | 备注             |
+| ------- | ------------ | ---------------- |
+| input2  | tau          | 仅参数名字不一致 |

docs/guides/model_convert/convert_from_pytorch/api_difference/Tensor/torch.Tensor.ormqr.md

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+## [ 仅参数名不一致 ]torch.Tensor.ormqr
+
+### [torch.Tensor.ormqr](https://pytorch.org/docs/stable/generated/torch.Tensor.orgqr.html#torch.Tensor.orgqr)
+
+```python
+torch.Tensor.ormqr(input2, input3, left=True, transpose=False)
+```
+
+### [paddle.Tensor.ormqr](https://www.paddlepaddle.org.cn/documentation/docs/zh/api/paddle/Tensor_cn.html#tensor)
+
+```python
+paddle.Tensor.ormqr(tau, other, left=True, transpose=False)
+```
+
+### 参数映射
+
+| PyTorch       | PaddlePaddle | 备注                                                   |
+| ------------- | ------------ | ------------------------------------------------------ |
+| input2         | tau         | 仅参数名字不一致 |
+| input3     | other         | 仅参数名字不一致 |
+| left     | left         | 一致 |
+| transpose     | transpose         | 一致 |

docs/guides/model_convert/convert_from_pytorch/api_difference/linalg/torch.linalg.cholesky_ex.md

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+## [ torch 参数更多 ]torch.linalg.cholesky_ex
+
+### [torch.linalg.cholesky_ex](https://pytorch.org/docs/stable/generated/torch.linalg.cholesky_ex.html)
+
+```python
+torch.linalg.cholesky_ex(input, *, upper=False, check_errors=False, out=None)
+```
+
+### [paddle.linalg.cholesky](https://www.paddlepaddle.org.cn/documentation/docs/zh/develop/api/paddle/linalg/cholesky_cn.html)
+
+```python
+paddle.linalg.cholesky(x, upper=False, name=None)
+```
+
+PyTorch 相比 Paddle 支持更多其他参数，具体如下：
+
+### 参数映射
+
+| PyTorch      | PaddlePaddle | 备注                                                                                                                                                 |
+| ------------ | ------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------- |
+| input        | x            | 表示输入参数为多维 Tensor，它的维度应该为 [*, M, N]，其中*为零或更大的批次尺寸，并且最里面的两个维度上的矩阵都应为对称的正定矩阵，仅参数名不一致。 |
+| upper        | upper        | 表示是否返回上三角矩阵或下三角矩阵。                                                                                                                 |
+| check_errors | -            | 是否检查错误，paddle 暂不支持。                                                                                                                      |
+| out          | -            | 表示输出的 Tensor ，Paddle 无此参数，需要转写。                                                                                                      |
+| 返回值       | 返回值       | Pytorch 返回两个 out 与 info，Paddle 仅返回一个 Tensor：out，需转写。                                                                                |
+
+### 转写示例
+
+#### out: 输出的 Tensor
+
+#### 返回值
+
+```python
+# PyTorch 写法:
+torch.linalg.cholesky_ex(x, upper=False)
+
+# Paddle 写法:
+## 注: 仅支持check_errors=False时的情况
+(paddle.linalg.cholesky(x, upper=False), paddle.zeros(x.shape[:-2], dtype='int64'))
+```
+
+```python
+# PyTorch 写法
+torch.linalg.cholesky_ex(x, upper=False, out=output)
+
+
+# Paddle 写法
+paddle.assign(paddle.linalg.cholesky(x, upper=False),output)
+```