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Add doc for CPUPlace CUDAPlace CUDAPinPlace #16442

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Merged
chengduoZH merged 2 commits into from
Mar 26, 2019
Merged

Add doc for CPUPlace CUDAPlace CUDAPinPlace #16442

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cccd31b
Add doc for CPUPlace CUDAPlace CUDAPinPlace
Mar 25, 2019
cd90628
Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into…
Mar 25, 2019
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16 changes: 13 additions & 3 deletions paddle/fluid/pybind/pybind.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -763,7 +763,11 @@ All parameter, weight, gradient are variables in Paddle.
#if (defined(PADDLE_WITH_CUDA) && !defined(_WIN32))
py::class_<platform::Communicator>(m, "Communicator").def(py::init<>());
#endif
py::class_<platform::CUDAPlace>(m, "CUDAPlace")
py::class_<platform::CUDAPlace>(m, "CUDAPlace", R"DOC(
CUDAPlace is a descriptor of a device. It represents a GPU, and each CUDAPlace
has a dev_id to indicate the number of cards represented by the current CUDAPlace.
The memory of CUDAPlace with different dev_id is not accessible.
)DOC")
.def("__init__",
[](platform::CUDAPlace &self, int dev_id) {
#ifdef PADDLE_WITH_CUDA
Expand All @@ -783,7 +787,10 @@ All parameter, weight, gradient are variables in Paddle.
&IsSamePlace<platform::CUDAPlace, platform::CUDAPinnedPlace>)
.def("__str__", string::to_string<const platform::CUDAPlace &>);

py::class_<paddle::platform::CPUPlace>(m, "CPUPlace")
py::class_<paddle::platform::CPUPlace>(m, "CPUPlace", R"DOC(
CPUPlace is a descriptor of a device. It represents a CPU, and the memory
CPUPlace can be accessed by CPU.
)DOC")
.def(py::init<>())
.def("_equals", &IsSamePlace<platform::CPUPlace, platform::Place>)
.def("_equals", &IsSamePlace<platform::CPUPlace, platform::CUDAPlace>)
Expand All @@ -792,7 +799,10 @@ All parameter, weight, gradient are variables in Paddle.
&IsSamePlace<platform::CPUPlace, platform::CUDAPinnedPlace>)
.def("__str__", string::to_string<const platform::CPUPlace &>);

py::class_<paddle::platform::CUDAPinnedPlace>(m, "CUDAPinnedPlace")
py::class_<paddle::platform::CUDAPinnedPlace>(m, "CUDAPinnedPlace", R"DOC(
CUDAPinnedPlace is a descriptor of a device. The memory of CUDAPinnedPlace
can be accessed by GPU and CPU.
)DOC")
.def("__init__",
[](platform::CUDAPinnedPlace &self) {
#ifndef PADDLE_WITH_CUDA
Expand Down