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Add torch.backends.cudnn.is_available #8703

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Merged
goldsborough merged 1 commit into from
Jun 20, 2018
Merged

Add torch.backends.cudnn.is_available #8703

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7 changes: 6 additions & 1 deletion torch/backends/cudnn/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -74,12 +74,17 @@ def version():
}


def is_available():
r"""Returns a bool indicating if CUDNN is currently available."""
return torch._C.has_cudnn


def is_acceptable(tensor):
if not torch._C._get_cudnn_enabled():
return False
if tensor.type() not in CUDNN_TENSOR_TYPES:
return False
if not torch._C.has_cudnn:
if not is_available():
warnings.warn(
"PyTorch was compiled without cuDNN support. To use cuDNN, rebuild "
"PyTorch making sure the library is visible to the build system.")
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