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fix(deviceQuery): compatibility fallback for removed system.get_driver_version() in newer cuda-core #434

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fix(deviceQuery): compatibility fallback for removed system.get_driver_version() in newer cuda-core #434

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11 changes: 10 additions & 1 deletion python/1_GettingStarted/deviceQuery/deviceQuery.py
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Original file line number Diff line number Diff line change
Expand Up @@ -138,7 +138,16 @@ def print_device_info(dev_id, device):
print(f"Device {dev_id}: {device.name}")

# cuda.bindings workaround: runtime version not in cuda.core
driver_major, driver_minor = system.get_driver_version()
# system.get_driver_version() was removed in newer cuda-core versions;
# fall back to cuda.bindings.driver.cuDriverGetVersion()
if hasattr(system, "get_driver_version"):
driver_major, driver_minor = system.get_driver_version()
else:
err, driver_version_int = cuda.cuDriverGetVersion()
if err != cuda.CUresult.CUDA_SUCCESS:
raise RuntimeError(f"Failed to get CUDA driver version: {err}")
driver_major = driver_version_int // 1000
driver_minor = (driver_version_int % 1000) // 10
err, runtime_version = cudart.cudaRuntimeGetVersion()
if err != cudart.cudaError_t.cudaSuccess:
raise RuntimeError(f"Failed to get CUDA runtime version: {err}")
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