is_cuda

BootstrapKey.is_cuda

Is True if the bootstrap key is stored on the GPU, False otherwise.

• Output
  • boolean

from desilofhe import Engine

gpu_engine = Engine(use_bootstrap=True, mode="gpu")
gpu_secret_key = gpu_engine.create_secret_key()
gpu_bootstrap_key = gpu_engine.create_bootstrap_key(gpu_secret_key)

assert gpu_bootstrap_key.is_cuda

cpu_engine = Engine(use_bootstrap=True, mode="cpu")
cpu_secret_key = cpu_engine.create_secret_key()
cpu_bootstrap_key = cpu_engine.create_bootstrap_key(cpu_secret_key)

assert not cpu_bootstrap_key.is_cuda