Constants¶

The following constants are defined in dpctl.tensor:

dpctl.tensor.DLDeviceType = <enum 'DLDeviceType'>¶

An enum.IntEnum for the types of DLDevices supported by the DLPack protocol.

kDLCPU:
CPU (host) device

kDLCUDA:
CUDA GPU device

kDLCUDAHost:
Pinned CUDA CPU memory by cudaMallocHost

kDLOpenCL:
OpenCL device

kDLVulkan:
Vulkan buffer

kDLMetal:
Metal for Apple GPU

kDLVPI:
Verilog simulator buffer

kDLROCM:
ROCm GPU device

kDLROCMHost:
Pinned ROCm CPU memory allocated by hipMallocHost

kDLExtDev:
Reserved extension device type used to test new devices

kDLCUDAManaged:
CUDA managed/unified memory allocated by cudaMallocManaged

kDLOneAPI:
Unified shared memory allocated on a oneAPI non-partitioned device

kDLWebGPU:
Device support for WebGPU standard

kDLHexagon:
Qualcomm Hexagon DSP

kDLMAIA:
Microsoft MAIA device

dpctl.tensor.e¶

float:: IEEE 754 floating-point representation of Euler’s constant.

dpctl.tensor.inf¶

float:: IEEE 754 floating-point representation of (positive) infinity.

dpctl.tensor.nan¶

float:: IEEE 754 floating-point representation of Not a Number (NaN).

dpctl.tensor.newaxis¶

NoneType:: Alias for None which is useful for indexing.

dpctl.tensor.pi¶

float:: IEEE 754 floating-point representation of the mathematical constant π.