Files
nixpkgs/pkgs/development/python-modules/jax/test-cuda.nix
2025-07-24 13:55:40 +02:00

30 lines
594 B
Nix

{
jax,
pkgs,
}:
pkgs.writers.writePython3Bin "jax-test-cuda"
{
libraries = [
jax
]
++ jax.optional-dependencies.cuda;
}
''
import jax
import jax.numpy as jnp
from jax import random
from jax.experimental import sparse
assert jax.devices()[0].platform == "gpu" # libcuda.so
rng = random.key(0) # libcudart.so, libcudnn.so
x = random.normal(rng, (100, 100))
x @ x # libcublas.so
jnp.fft.fft(x) # libcufft.so
jnp.linalg.inv(x) # libcusolver.so
sparse.CSR.fromdense(x) @ x # libcusparse.so
print("success!")
''