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update CUDAPlace doc. test=document_fix #27711

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Merged
yongqiangma merged 1 commit into from
Oct 12, 2020
Merged

update CUDAPlace doc. test=document_fix #27711

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9 changes: 4 additions & 5 deletions paddle/fluid/pybind/pybind.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1302,9 +1302,6 @@ All parameter, weight, gradient are variables in Paddle.
py::class_<platform::Communicator>(m, "Communicator").def(py::init<>());
#endif
py::class_<platform::CUDAPlace>(m, "CUDAPlace", R"DOC(
**Note**:
For multi-card tasks, please use `FLAGS_selected_gpus` environment variable to set the visible GPU device.
The next version will fix the problem with `CUDA_VISIBLE_DEVICES` environment variable.

CUDAPlace is a descriptor of a device.
It represents a GPU device allocated or to be allocated with Tensor or LoDTensor.
Expand All @@ -1323,8 +1320,10 @@ All parameter, weight, gradient are variables in Paddle.
Examples:
.. code-block:: python

import paddle.fluid as fluid
gpu_place = fluid.CUDAPlace(0)
import paddle

place = paddle.CUDAPlace(0)
paddle.disable_static(place)

)DOC")
.def("__init__",
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