38 lines
903 B
Python
38 lines
903 B
Python
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import numpy as np
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from numba import cuda
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from numba.cuda.testing import unittest, CUDATestCase
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def foo(inp, out):
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for i in range(out.shape[0]):
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out[i] = inp[i]
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def copy(inp, out):
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i = cuda.grid(1)
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cufoo(inp[i, :], out[i, :])
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class TestCudaSlicing(CUDATestCase):
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def test_slice_as_arg(self):
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global cufoo
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cufoo = cuda.jit("void(int32[:], int32[:])", device=True)(foo)
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cucopy = cuda.jit("void(int32[:,:], int32[:,:])")(copy)
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inp = np.arange(100, dtype=np.int32).reshape(10, 10)
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out = np.zeros_like(inp)
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cucopy[1, 10](inp, out)
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def test_assign_empty_slice(self):
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# Issue #5017. Assigning to an empty slice should not result in a
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# CudaAPIError.
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N = 0
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a = range(N)
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arr = cuda.device_array(len(a))
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arr[:] = cuda.to_device(a)
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if __name__ == '__main__':
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unittest.main()
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