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Method _unsqueeze_helper

test/python/test_operation.py:1303–1325  ·  view source on GitHub ↗
(self, dev)

Source from the content-addressed store, hash-verified

1301 self._SoftPlus_helper(gpu_dev)
1302
1303 def _unsqueeze_helper(self, dev):
1304 data = [0.1, -1.0, 0.4, 4.0, -0.9, 9.0]
1305
1306 x = np.array(data).reshape(1, 2, 3).astype(np.float32)
1307 y = x.reshape(1, 1, 2, 3, 1)
1308 dy = np.ones((1, 1, 2, 3, 1), dtype=np.float32)
1309 grad = dy.reshape(1, 2, 3)
1310
1311 x = tensor.from_numpy(x)
1312 dy = tensor.from_numpy(dy)
1313 x.to_device(dev)
1314 dy.to_device(dev)
1315
1316 result = autograd.unsqueeze(x, [0, 4])
1317 dx = result.creator.backward(dy.data)
1318
1319 np.testing.assert_array_almost_equal(tensor.to_numpy(result),
1320 y,
1321 decimal=5)
1322 np.testing.assert_array_almost_equal(tensor.to_numpy(
1323 tensor.from_raw_tensor(dx)),
1324 grad,
1325 decimal=5)
1326
1327 def test_unsqueeze_cpu(self):
1328 self._unsqueeze_helper(cpu_dev)

Callers 2

test_unsqueeze_cpuMethod · 0.95
test_unsqueeze_gpuMethod · 0.95

Calls 3

reshapeMethod · 0.45
to_deviceMethod · 0.45
backwardMethod · 0.45

Tested by

no test coverage detected