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# Array API Standard Support: `io`

## Support on CPU

Legend

✔️ = supported

✖ = unsupported

N/A = out-of-scope

blank = not currently documented

function | torch | jax | dask
--- | --- | --- | ---
hb_read |  |  |
hb_write |  |  |
loadmat |  |  |
mminfo |  |  |
mmread |  |  |
mmwrite |  |  |
readsav |  |  |
savemat |  |  |
whosmat |  |  |

## Support on GPU

Legend

✔️ = supported

✖ = unsupported

N/A = out-of-scope

blank = not currently documented

function | cupy | torch | jax
--- | --- | --- | ---
hb_read |  |  |
hb_write |  |  |
loadmat |  |  |
mminfo |  |  |
mmread |  |  |
mmwrite |  |  |
readsav |  |  |
savemat |  |  |
whosmat |  |  |

## Support with JIT

Legend

✔️ = supported

✖ = unsupported

N/A = out-of-scope

blank = not currently documented

function | jax
--- | ---
hb_read |
hb_write |
loadmat |
mminfo |
mmread |
mmwrite |
readsav |
savemat |
whosmat |