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firestar5683
22a8575199
Keep official openpilot ancestry and dependency licenses. Store resources directly in Git, remove LFS setup requirements, and leave the downloadable big model outside the source tree.
18 lines
414 B
Python
18 lines
414 B
Python
from tinygrad import Tensor, TinyJit, Device
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import numpy as np
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GPUS = 4
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N = 128
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ds = tuple([Device.canonicalize(f"{Device.DEFAULT}:{i}") for i in range(GPUS)])
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t = Tensor.rand(N, N, N).shard(ds, 0)
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n = t.numpy()
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@TinyJit
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def allreduce(t:Tensor) -> Tensor:
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return t.sum(0) #.realize()
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for i in range(10):
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print(i)
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tn = allreduce(t).numpy()
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np.testing.assert_allclose(tn, n.sum(0), atol=1e-4, rtol=1e-4)
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