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to_device array method impl #1143

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Merged
merged 2 commits into from
Mar 14, 2022
Merged

to_device array method impl #1143

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0954792
to_device array method impl
Alexander-Makaryev Mar 14, 2022
0467088
Update tests/test_sycl_queue.py
Alexander-Makaryev Mar 14, 2022
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7 changes: 7 additions & 0 deletions dpnp/dpnp_array.py
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,13 @@ def T(self):
else:
return dpnp.transpose(self)

def to_device(self, target_device):
"""
Transfer array to target device
"""

return dpnp_array(shape=self.shape, buffer=self.get_array().to_device(target_device))
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Other option is usage of method __new__ to create dpnp_array. As an example there is method flatten.


def __abs__(self):
return dpnp.abs(self)

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15 changes: 15 additions & 0 deletions tests/test_sycl_queue.py
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Expand Up @@ -83,3 +83,18 @@ def test_2in_1out(func, device):

assert_sycl_queue_equal(result_queue, expected_queue)
assert result_queue.sycl_device == expected_queue.sycl_device


@pytest.mark.parametrize("device_from",
valid_devices,
ids=[device.filter_string for device in valid_devices])
@pytest.mark.parametrize("device_to",
valid_devices,
ids=[device.filter_string for device in valid_devices])
def test_to_device(device_from, device_to):
data = [1., 1., 1., 1., 1.]

x = dpnp.array(data, device=device_from)
y = x.to_device(device_to)

assert y.get_array().sycl_device == device_to