mirror of
https://github.com/pytorch/pytorch.git
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8455447972
Fix issue #117556 Pull Request resolved: https://github.com/pytorch/pytorch/pull/118678 Approved by: https://github.com/anijain2305
1683 lines
73 KiB
Python
1683 lines
73 KiB
Python
# Owner(s): ["module: tests"]
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import torch
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from torch import tensor
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import unittest
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import warnings
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import random
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from functools import reduce
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import numpy as np
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from torch.testing import make_tensor
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from torch.testing._internal.common_utils import (
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TestCase, run_tests, skipIfTorchDynamo, DeterministicGuard)
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from torch.testing._internal.common_device_type import (
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instantiate_device_type_tests, onlyCUDA, dtypes, dtypesIfCPU, dtypesIfCUDA,
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onlyNativeDeviceTypes, skipXLA)
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import operator
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class TestIndexing(TestCase):
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def test_index(self, device):
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def consec(size, start=1):
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sequence = torch.ones(torch.tensor(size).prod(0)).cumsum(0)
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sequence.add_(start - 1)
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return sequence.view(*size)
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reference = consec((3, 3, 3)).to(device)
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# empty tensor indexing
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self.assertEqual(reference[torch.LongTensor().to(device)], reference.new(0, 3, 3))
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self.assertEqual(reference[0], consec((3, 3)), atol=0, rtol=0)
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self.assertEqual(reference[1], consec((3, 3), 10), atol=0, rtol=0)
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self.assertEqual(reference[2], consec((3, 3), 19), atol=0, rtol=0)
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self.assertEqual(reference[0, 1], consec((3,), 4), atol=0, rtol=0)
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self.assertEqual(reference[0:2], consec((2, 3, 3)), atol=0, rtol=0)
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self.assertEqual(reference[2, 2, 2], 27, atol=0, rtol=0)
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self.assertEqual(reference[:], consec((3, 3, 3)), atol=0, rtol=0)
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# indexing with Ellipsis
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self.assertEqual(reference[..., 2], torch.tensor([[3., 6., 9.],
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[12., 15., 18.],
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[21., 24., 27.]]), atol=0, rtol=0)
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self.assertEqual(reference[0, ..., 2], torch.tensor([3., 6., 9.]), atol=0, rtol=0)
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self.assertEqual(reference[..., 2], reference[:, :, 2], atol=0, rtol=0)
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self.assertEqual(reference[0, ..., 2], reference[0, :, 2], atol=0, rtol=0)
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self.assertEqual(reference[0, 2, ...], reference[0, 2], atol=0, rtol=0)
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self.assertEqual(reference[..., 2, 2, 2], 27, atol=0, rtol=0)
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self.assertEqual(reference[2, ..., 2, 2], 27, atol=0, rtol=0)
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self.assertEqual(reference[2, 2, ..., 2], 27, atol=0, rtol=0)
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self.assertEqual(reference[2, 2, 2, ...], 27, atol=0, rtol=0)
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self.assertEqual(reference[...], reference, atol=0, rtol=0)
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reference_5d = consec((3, 3, 3, 3, 3)).to(device)
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self.assertEqual(reference_5d[..., 1, 0], reference_5d[:, :, :, 1, 0], atol=0, rtol=0)
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self.assertEqual(reference_5d[2, ..., 1, 0], reference_5d[2, :, :, 1, 0], atol=0, rtol=0)
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self.assertEqual(reference_5d[2, 1, 0, ..., 1], reference_5d[2, 1, 0, :, 1], atol=0, rtol=0)
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self.assertEqual(reference_5d[...], reference_5d, atol=0, rtol=0)
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# LongTensor indexing
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reference = consec((5, 5, 5)).to(device)
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idx = torch.LongTensor([2, 4]).to(device)
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self.assertEqual(reference[idx], torch.stack([reference[2], reference[4]]))
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# TODO: enable one indexing is implemented like in numpy
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# self.assertEqual(reference[2, idx], torch.stack([reference[2, 2], reference[2, 4]]))
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# self.assertEqual(reference[3, idx, 1], torch.stack([reference[3, 2], reference[3, 4]])[:, 1])
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# None indexing
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self.assertEqual(reference[2, None], reference[2].unsqueeze(0))
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self.assertEqual(reference[2, None, None], reference[2].unsqueeze(0).unsqueeze(0))
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self.assertEqual(reference[2:4, None], reference[2:4].unsqueeze(1))
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self.assertEqual(reference[None, 2, None, None], reference.unsqueeze(0)[:, 2].unsqueeze(0).unsqueeze(0))
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self.assertEqual(reference[None, 2:5, None, None], reference.unsqueeze(0)[:, 2:5].unsqueeze(2).unsqueeze(2))
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# indexing 0-length slice
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self.assertEqual(torch.empty(0, 5, 5), reference[slice(0)])
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self.assertEqual(torch.empty(0, 5), reference[slice(0), 2])
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self.assertEqual(torch.empty(0, 5), reference[2, slice(0)])
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self.assertEqual(torch.tensor([]), reference[2, 1:1, 2])
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# indexing with step
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reference = consec((10, 10, 10)).to(device)
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self.assertEqual(reference[1:5:2], torch.stack([reference[1], reference[3]], 0))
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self.assertEqual(reference[1:6:2], torch.stack([reference[1], reference[3], reference[5]], 0))
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self.assertEqual(reference[1:9:4], torch.stack([reference[1], reference[5]], 0))
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self.assertEqual(reference[2:4, 1:5:2], torch.stack([reference[2:4, 1], reference[2:4, 3]], 1))
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self.assertEqual(reference[3, 1:6:2], torch.stack([reference[3, 1], reference[3, 3], reference[3, 5]], 0))
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self.assertEqual(reference[None, 2, 1:9:4], torch.stack([reference[2, 1], reference[2, 5]], 0).unsqueeze(0))
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self.assertEqual(reference[:, 2, 1:6:2],
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torch.stack([reference[:, 2, 1], reference[:, 2, 3], reference[:, 2, 5]], 1))
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lst = [list(range(i, i + 10)) for i in range(0, 100, 10)]
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tensor = torch.DoubleTensor(lst).to(device)
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for _i in range(100):
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idx1_start = random.randrange(10)
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idx1_end = idx1_start + random.randrange(1, 10 - idx1_start + 1)
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idx1_step = random.randrange(1, 8)
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idx1 = slice(idx1_start, idx1_end, idx1_step)
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if random.randrange(2) == 0:
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idx2_start = random.randrange(10)
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idx2_end = idx2_start + random.randrange(1, 10 - idx2_start + 1)
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idx2_step = random.randrange(1, 8)
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idx2 = slice(idx2_start, idx2_end, idx2_step)
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lst_indexed = [l[idx2] for l in lst[idx1]]
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tensor_indexed = tensor[idx1, idx2]
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else:
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lst_indexed = lst[idx1]
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tensor_indexed = tensor[idx1]
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self.assertEqual(torch.DoubleTensor(lst_indexed), tensor_indexed)
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self.assertRaises(ValueError, lambda: reference[1:9:0])
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self.assertRaises(ValueError, lambda: reference[1:9:-1])
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self.assertRaises(IndexError, lambda: reference[1, 1, 1, 1])
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self.assertRaises(IndexError, lambda: reference[1, 1, 1, 1:1])
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self.assertRaises(IndexError, lambda: reference[3, 3, 3, 3, 3, 3, 3, 3])
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self.assertRaises(IndexError, lambda: reference[0.0])
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self.assertRaises(TypeError, lambda: reference[0.0:2.0])
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self.assertRaises(IndexError, lambda: reference[0.0, 0.0:2.0])
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self.assertRaises(IndexError, lambda: reference[0.0, :, 0.0:2.0])
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self.assertRaises(IndexError, lambda: reference[0.0, ..., 0.0:2.0])
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self.assertRaises(IndexError, lambda: reference[0.0, :, 0.0])
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def delitem():
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del reference[0]
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self.assertRaises(TypeError, delitem)
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@onlyNativeDeviceTypes
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@dtypes(torch.half, torch.double)
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def test_advancedindex(self, device, dtype):
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# Tests for Integer Array Indexing, Part I - Purely integer array
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# indexing
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def consec(size, start=1):
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# Creates the sequence in float since CPU half doesn't support the
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# needed operations. Converts to dtype before returning.
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numel = reduce(operator.mul, size, 1)
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sequence = torch.ones(numel, dtype=torch.float, device=device).cumsum(0)
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sequence.add_(start - 1)
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return sequence.view(*size).to(dtype=dtype)
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# pick a random valid indexer type
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def ri(indices):
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choice = random.randint(0, 2)
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if choice == 0:
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return torch.LongTensor(indices).to(device)
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elif choice == 1:
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return list(indices)
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else:
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return tuple(indices)
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def validate_indexing(x):
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self.assertEqual(x[[0]], consec((1,)))
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self.assertEqual(x[ri([0]), ], consec((1,)))
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self.assertEqual(x[ri([3]), ], consec((1,), 4))
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self.assertEqual(x[[2, 3, 4]], consec((3,), 3))
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self.assertEqual(x[ri([2, 3, 4]), ], consec((3,), 3))
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self.assertEqual(x[ri([0, 2, 4]), ], torch.tensor([1, 3, 5], dtype=dtype, device=device))
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def validate_setting(x):
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x[[0]] = -2
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self.assertEqual(x[[0]], torch.tensor([-2], dtype=dtype, device=device))
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x[[0]] = -1
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self.assertEqual(x[ri([0]), ], torch.tensor([-1], dtype=dtype, device=device))
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x[[2, 3, 4]] = 4
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self.assertEqual(x[[2, 3, 4]], torch.tensor([4, 4, 4], dtype=dtype, device=device))
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x[ri([2, 3, 4]), ] = 3
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self.assertEqual(x[ri([2, 3, 4]), ], torch.tensor([3, 3, 3], dtype=dtype, device=device))
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x[ri([0, 2, 4]), ] = torch.tensor([5, 4, 3], dtype=dtype, device=device)
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self.assertEqual(x[ri([0, 2, 4]), ], torch.tensor([5, 4, 3], dtype=dtype, device=device))
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# Only validates indexing and setting for halfs
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if dtype == torch.half:
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reference = consec((10,))
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validate_indexing(reference)
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validate_setting(reference)
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return
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# Case 1: Purely Integer Array Indexing
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reference = consec((10,))
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validate_indexing(reference)
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# setting values
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validate_setting(reference)
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# Tensor with stride != 1
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# strided is [1, 3, 5, 7]
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reference = consec((10,))
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strided = torch.tensor((), dtype=dtype, device=device)
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strided.set_(reference.storage(), storage_offset=0,
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size=torch.Size([4]), stride=[2])
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self.assertEqual(strided[[0]], torch.tensor([1], dtype=dtype, device=device))
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self.assertEqual(strided[ri([0]), ], torch.tensor([1], dtype=dtype, device=device))
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self.assertEqual(strided[ri([3]), ], torch.tensor([7], dtype=dtype, device=device))
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self.assertEqual(strided[[1, 2]], torch.tensor([3, 5], dtype=dtype, device=device))
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self.assertEqual(strided[ri([1, 2]), ], torch.tensor([3, 5], dtype=dtype, device=device))
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self.assertEqual(strided[ri([[2, 1], [0, 3]]), ],
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torch.tensor([[5, 3], [1, 7]], dtype=dtype, device=device))
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# stride is [4, 8]
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strided = torch.tensor((), dtype=dtype, device=device)
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strided.set_(reference.storage(), storage_offset=4,
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size=torch.Size([2]), stride=[4])
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self.assertEqual(strided[[0]], torch.tensor([5], dtype=dtype, device=device))
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self.assertEqual(strided[ri([0]), ], torch.tensor([5], dtype=dtype, device=device))
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self.assertEqual(strided[ri([1]), ], torch.tensor([9], dtype=dtype, device=device))
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self.assertEqual(strided[[0, 1]], torch.tensor([5, 9], dtype=dtype, device=device))
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self.assertEqual(strided[ri([0, 1]), ], torch.tensor([5, 9], dtype=dtype, device=device))
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self.assertEqual(strided[ri([[0, 1], [1, 0]]), ],
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torch.tensor([[5, 9], [9, 5]], dtype=dtype, device=device))
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# reference is 1 2
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# 3 4
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# 5 6
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reference = consec((3, 2))
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self.assertEqual(reference[ri([0, 1, 2]), ri([0])], torch.tensor([1, 3, 5], dtype=dtype, device=device))
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self.assertEqual(reference[ri([0, 1, 2]), ri([1])], torch.tensor([2, 4, 6], dtype=dtype, device=device))
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self.assertEqual(reference[ri([0]), ri([0])], consec((1,)))
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self.assertEqual(reference[ri([2]), ri([1])], consec((1,), 6))
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self.assertEqual(reference[[ri([0, 0]), ri([0, 1])]], torch.tensor([1, 2], dtype=dtype, device=device))
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self.assertEqual(reference[[ri([0, 1, 1, 0, 2]), ri([1])]],
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torch.tensor([2, 4, 4, 2, 6], dtype=dtype, device=device))
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self.assertEqual(reference[[ri([0, 0, 1, 1]), ri([0, 1, 0, 0])]],
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torch.tensor([1, 2, 3, 3], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 2]])
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columns = [0],
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self.assertEqual(reference[rows, columns], torch.tensor([[1, 1],
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[3, 5]], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 2]])
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columns = ri([1, 0])
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self.assertEqual(reference[rows, columns], torch.tensor([[2, 1],
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[4, 5]], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 2]])
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columns = ri([[0, 1],
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[1, 0]])
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self.assertEqual(reference[rows, columns], torch.tensor([[1, 2],
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[4, 5]], dtype=dtype, device=device))
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# setting values
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reference[ri([0]), ri([1])] = -1
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self.assertEqual(reference[ri([0]), ri([1])], torch.tensor([-1], dtype=dtype, device=device))
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reference[ri([0, 1, 2]), ri([0])] = torch.tensor([-1, 2, -4], dtype=dtype, device=device)
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self.assertEqual(reference[ri([0, 1, 2]), ri([0])],
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torch.tensor([-1, 2, -4], dtype=dtype, device=device))
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reference[rows, columns] = torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device)
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self.assertEqual(reference[rows, columns],
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torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device))
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# Verify still works with Transposed (i.e. non-contiguous) Tensors
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reference = torch.tensor([[0, 1, 2, 3],
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[4, 5, 6, 7],
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[8, 9, 10, 11]], dtype=dtype, device=device).t_()
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# Transposed: [[0, 4, 8],
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# [1, 5, 9],
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# [2, 6, 10],
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# [3, 7, 11]]
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self.assertEqual(reference[ri([0, 1, 2]), ri([0])],
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torch.tensor([0, 1, 2], dtype=dtype, device=device))
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self.assertEqual(reference[ri([0, 1, 2]), ri([1])],
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torch.tensor([4, 5, 6], dtype=dtype, device=device))
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self.assertEqual(reference[ri([0]), ri([0])],
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torch.tensor([0], dtype=dtype, device=device))
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self.assertEqual(reference[ri([2]), ri([1])],
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torch.tensor([6], dtype=dtype, device=device))
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self.assertEqual(reference[[ri([0, 0]), ri([0, 1])]],
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torch.tensor([0, 4], dtype=dtype, device=device))
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self.assertEqual(reference[[ri([0, 1, 1, 0, 3]), ri([1])]],
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torch.tensor([4, 5, 5, 4, 7], dtype=dtype, device=device))
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self.assertEqual(reference[[ri([0, 0, 1, 1]), ri([0, 1, 0, 0])]],
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torch.tensor([0, 4, 1, 1], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 2]])
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columns = [0],
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self.assertEqual(reference[rows, columns],
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torch.tensor([[0, 0], [1, 2]], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 2]])
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columns = ri([1, 0])
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self.assertEqual(reference[rows, columns],
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torch.tensor([[4, 0], [5, 2]], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 3]])
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columns = ri([[0, 1],
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[1, 2]])
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self.assertEqual(reference[rows, columns],
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torch.tensor([[0, 4], [5, 11]], dtype=dtype, device=device))
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# setting values
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reference[ri([0]), ri([1])] = -1
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self.assertEqual(reference[ri([0]), ri([1])],
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torch.tensor([-1], dtype=dtype, device=device))
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reference[ri([0, 1, 2]), ri([0])] = torch.tensor([-1, 2, -4], dtype=dtype, device=device)
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self.assertEqual(reference[ri([0, 1, 2]), ri([0])],
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torch.tensor([-1, 2, -4], dtype=dtype, device=device))
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reference[rows, columns] = torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device)
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self.assertEqual(reference[rows, columns],
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torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device))
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# stride != 1
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# strided is [[1 3 5 7],
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# [9 11 13 15]]
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reference = torch.arange(0., 24, dtype=dtype, device=device).view(3, 8)
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strided = torch.tensor((), dtype=dtype, device=device)
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strided.set_(reference.storage(), 1, size=torch.Size([2, 4]),
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stride=[8, 2])
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self.assertEqual(strided[ri([0, 1]), ri([0])],
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torch.tensor([1, 9], dtype=dtype, device=device))
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self.assertEqual(strided[ri([0, 1]), ri([1])],
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torch.tensor([3, 11], dtype=dtype, device=device))
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self.assertEqual(strided[ri([0]), ri([0])],
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torch.tensor([1], dtype=dtype, device=device))
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self.assertEqual(strided[ri([1]), ri([3])],
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torch.tensor([15], dtype=dtype, device=device))
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self.assertEqual(strided[[ri([0, 0]), ri([0, 3])]],
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torch.tensor([1, 7], dtype=dtype, device=device))
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self.assertEqual(strided[[ri([1]), ri([0, 1, 1, 0, 3])]],
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torch.tensor([9, 11, 11, 9, 15], dtype=dtype, device=device))
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self.assertEqual(strided[[ri([0, 0, 1, 1]), ri([0, 1, 0, 0])]],
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torch.tensor([1, 3, 9, 9], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 1]])
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columns = [0],
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self.assertEqual(strided[rows, columns],
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torch.tensor([[1, 1], [9, 9]], dtype=dtype, device=device))
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rows = ri([[0, 1],
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[1, 0]])
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columns = ri([1, 2])
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self.assertEqual(strided[rows, columns],
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torch.tensor([[3, 13], [11, 5]], dtype=dtype, device=device))
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rows = ri([[0, 0],
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[1, 1]])
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columns = ri([[0, 1],
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[1, 2]])
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self.assertEqual(strided[rows, columns],
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torch.tensor([[1, 3], [11, 13]], dtype=dtype, device=device))
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# setting values
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# strided is [[10, 11],
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# [17, 18]]
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reference = torch.arange(0., 24, dtype=dtype, device=device).view(3, 8)
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strided = torch.tensor((), dtype=dtype, device=device)
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strided.set_(reference.storage(), 10, size=torch.Size([2, 2]),
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stride=[7, 1])
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self.assertEqual(strided[ri([0]), ri([1])],
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torch.tensor([11], dtype=dtype, device=device))
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strided[ri([0]), ri([1])] = -1
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self.assertEqual(strided[ri([0]), ri([1])],
|
|
torch.tensor([-1], dtype=dtype, device=device))
|
|
|
|
reference = torch.arange(0., 24, dtype=dtype, device=device).view(3, 8)
|
|
strided = torch.tensor((), dtype=dtype, device=device)
|
|
strided.set_(reference.storage(), 10, size=torch.Size([2, 2]),
|
|
stride=[7, 1])
|
|
self.assertEqual(strided[ri([0, 1]), ri([1, 0])],
|
|
torch.tensor([11, 17], dtype=dtype, device=device))
|
|
strided[ri([0, 1]), ri([1, 0])] = torch.tensor([-1, 2], dtype=dtype, device=device)
|
|
self.assertEqual(strided[ri([0, 1]), ri([1, 0])],
|
|
torch.tensor([-1, 2], dtype=dtype, device=device))
|
|
|
|
reference = torch.arange(0., 24, dtype=dtype, device=device).view(3, 8)
|
|
strided = torch.tensor((), dtype=dtype, device=device)
|
|
strided.set_(reference.storage(), 10, size=torch.Size([2, 2]),
|
|
stride=[7, 1])
|
|
|
|
rows = ri([[0],
|
|
[1]])
|
|
columns = ri([[0, 1],
|
|
[0, 1]])
|
|
self.assertEqual(strided[rows, columns],
|
|
torch.tensor([[10, 11], [17, 18]], dtype=dtype, device=device))
|
|
strided[rows, columns] = torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device)
|
|
self.assertEqual(strided[rows, columns],
|
|
torch.tensor([[4, 6], [2, 3]], dtype=dtype, device=device))
|
|
|
|
# Tests using less than the number of dims, and ellipsis
|
|
|
|
# reference is 1 2
|
|
# 3 4
|
|
# 5 6
|
|
reference = consec((3, 2))
|
|
self.assertEqual(reference[ri([0, 2]), ],
|
|
torch.tensor([[1, 2], [5, 6]], dtype=dtype, device=device))
|
|
self.assertEqual(reference[ri([1]), ...],
|
|
torch.tensor([[3, 4]], dtype=dtype, device=device))
|
|
self.assertEqual(reference[..., ri([1])],
|
|
torch.tensor([[2], [4], [6]], dtype=dtype, device=device))
|
|
|
|
# verify too many indices fails
|
|
with self.assertRaises(IndexError):
|
|
reference[ri([1]), ri([0, 2]), ri([3])]
|
|
|
|
# test invalid index fails
|
|
reference = torch.empty(10, dtype=dtype, device=device)
|
|
# can't test cuda because it is a device assert
|
|
if not reference.is_cuda:
|
|
for err_idx in (10, -11):
|
|
with self.assertRaisesRegex(IndexError, r'out of'):
|
|
reference[err_idx]
|
|
with self.assertRaisesRegex(IndexError, r'out of'):
|
|
reference[torch.LongTensor([err_idx]).to(device)]
|
|
with self.assertRaisesRegex(IndexError, r'out of'):
|
|
reference[[err_idx]]
|
|
|
|
def tensor_indices_to_np(tensor, indices):
|
|
# convert the Torch Tensor to a numpy array
|
|
tensor = tensor.to(device='cpu')
|
|
npt = tensor.numpy()
|
|
|
|
# convert indices
|
|
idxs = tuple(i.tolist() if isinstance(i, torch.LongTensor) else
|
|
i for i in indices)
|
|
|
|
return npt, idxs
|
|
|
|
def get_numpy(tensor, indices):
|
|
npt, idxs = tensor_indices_to_np(tensor, indices)
|
|
|
|
# index and return as a Torch Tensor
|
|
return torch.tensor(npt[idxs], dtype=dtype, device=device)
|
|
|
|
def set_numpy(tensor, indices, value):
|
|
if not isinstance(value, int):
|
|
if self.device_type != 'cpu':
|
|
value = value.cpu()
|
|
value = value.numpy()
|
|
|
|
npt, idxs = tensor_indices_to_np(tensor, indices)
|
|
npt[idxs] = value
|
|
return npt
|
|
|
|
def assert_get_eq(tensor, indexer):
|
|
self.assertEqual(tensor[indexer], get_numpy(tensor, indexer))
|
|
|
|
def assert_set_eq(tensor, indexer, val):
|
|
pyt = tensor.clone()
|
|
numt = tensor.clone()
|
|
pyt[indexer] = val
|
|
numt = torch.tensor(set_numpy(numt, indexer, val), dtype=dtype, device=device)
|
|
self.assertEqual(pyt, numt)
|
|
|
|
def assert_backward_eq(tensor, indexer):
|
|
cpu = tensor.float().clone().detach().requires_grad_(True)
|
|
outcpu = cpu[indexer]
|
|
gOcpu = torch.rand_like(outcpu)
|
|
outcpu.backward(gOcpu)
|
|
dev = cpu.to(device).detach().requires_grad_(True)
|
|
outdev = dev[indexer]
|
|
outdev.backward(gOcpu.to(device))
|
|
self.assertEqual(cpu.grad, dev.grad)
|
|
|
|
def get_set_tensor(indexed, indexer):
|
|
set_size = indexed[indexer].size()
|
|
set_count = indexed[indexer].numel()
|
|
set_tensor = torch.randperm(set_count).view(set_size).double().to(device)
|
|
return set_tensor
|
|
|
|
# Tensor is 0 1 2 3 4
|
|
# 5 6 7 8 9
|
|
# 10 11 12 13 14
|
|
# 15 16 17 18 19
|
|
reference = torch.arange(0., 20, dtype=dtype, device=device).view(4, 5)
|
|
|
|
indices_to_test = [
|
|
# grab the second, fourth columns
|
|
[slice(None), [1, 3]],
|
|
|
|
# first, third rows,
|
|
[[0, 2], slice(None)],
|
|
|
|
# weird shape
|
|
[slice(None), [[0, 1],
|
|
[2, 3]]],
|
|
# negatives
|
|
[[-1], [0]],
|
|
[[0, 2], [-1]],
|
|
[slice(None), [-1]],
|
|
]
|
|
|
|
# only test dupes on gets
|
|
get_indices_to_test = indices_to_test + [[slice(None), [0, 1, 1, 2, 2]]]
|
|
|
|
for indexer in get_indices_to_test:
|
|
assert_get_eq(reference, indexer)
|
|
if self.device_type != 'cpu':
|
|
assert_backward_eq(reference, indexer)
|
|
|
|
for indexer in indices_to_test:
|
|
assert_set_eq(reference, indexer, 44)
|
|
assert_set_eq(reference,
|
|
indexer,
|
|
get_set_tensor(reference, indexer))
|
|
|
|
reference = torch.arange(0., 160, dtype=dtype, device=device).view(4, 8, 5)
|
|
|
|
indices_to_test = [
|
|
[slice(None), slice(None), [0, 3, 4]],
|
|
[slice(None), [2, 4, 5, 7], slice(None)],
|
|
[[2, 3], slice(None), slice(None)],
|
|
[slice(None), [0, 2, 3], [1, 3, 4]],
|
|
[slice(None), [0], [1, 2, 4]],
|
|
[slice(None), [0, 1, 3], [4]],
|
|
[slice(None), [[0, 1], [1, 0]], [[2, 3]]],
|
|
[slice(None), [[0, 1], [2, 3]], [[0]]],
|
|
[slice(None), [[5, 6]], [[0, 3], [4, 4]]],
|
|
[[0, 2, 3], [1, 3, 4], slice(None)],
|
|
[[0], [1, 2, 4], slice(None)],
|
|
[[0, 1, 3], [4], slice(None)],
|
|
[[[0, 1], [1, 0]], [[2, 1], [3, 5]], slice(None)],
|
|
[[[0, 1], [1, 0]], [[2, 3]], slice(None)],
|
|
[[[0, 1], [2, 3]], [[0]], slice(None)],
|
|
[[[2, 1]], [[0, 3], [4, 4]], slice(None)],
|
|
[[[2]], [[0, 3], [4, 1]], slice(None)],
|
|
# non-contiguous indexing subspace
|
|
[[0, 2, 3], slice(None), [1, 3, 4]],
|
|
# [...]
|
|
# less dim, ellipsis
|
|
[[0, 2], ],
|
|
[[0, 2], slice(None)],
|
|
[[0, 2], Ellipsis],
|
|
[[0, 2], slice(None), Ellipsis],
|
|
[[0, 2], Ellipsis, slice(None)],
|
|
[[0, 2], [1, 3]],
|
|
[[0, 2], [1, 3], Ellipsis],
|
|
[Ellipsis, [1, 3], [2, 3]],
|
|
[Ellipsis, [2, 3, 4]],
|
|
[Ellipsis, slice(None), [2, 3, 4]],
|
|
[slice(None), Ellipsis, [2, 3, 4]],
|
|
|
|
# ellipsis counts for nothing
|
|
[Ellipsis, slice(None), slice(None), [0, 3, 4]],
|
|
[slice(None), Ellipsis, slice(None), [0, 3, 4]],
|
|
[slice(None), slice(None), Ellipsis, [0, 3, 4]],
|
|
[slice(None), slice(None), [0, 3, 4], Ellipsis],
|
|
[Ellipsis, [[0, 1], [1, 0]], [[2, 1], [3, 5]], slice(None)],
|
|
[[[0, 1], [1, 0]], [[2, 1], [3, 5]], Ellipsis, slice(None)],
|
|
[[[0, 1], [1, 0]], [[2, 1], [3, 5]], slice(None), Ellipsis],
|
|
]
|
|
|
|
for indexer in indices_to_test:
|
|
assert_get_eq(reference, indexer)
|
|
assert_set_eq(reference, indexer, 212)
|
|
assert_set_eq(reference, indexer, get_set_tensor(reference, indexer))
|
|
if torch.cuda.is_available():
|
|
assert_backward_eq(reference, indexer)
|
|
|
|
reference = torch.arange(0., 1296, dtype=dtype, device=device).view(3, 9, 8, 6)
|
|
|
|
indices_to_test = [
|
|
[slice(None), slice(None), slice(None), [0, 3, 4]],
|
|
[slice(None), slice(None), [2, 4, 5, 7], slice(None)],
|
|
[slice(None), [2, 3], slice(None), slice(None)],
|
|
[[1, 2], slice(None), slice(None), slice(None)],
|
|
[slice(None), slice(None), [0, 2, 3], [1, 3, 4]],
|
|
[slice(None), slice(None), [0], [1, 2, 4]],
|
|
[slice(None), slice(None), [0, 1, 3], [4]],
|
|
[slice(None), slice(None), [[0, 1], [1, 0]], [[2, 3]]],
|
|
[slice(None), slice(None), [[0, 1], [2, 3]], [[0]]],
|
|
[slice(None), slice(None), [[5, 6]], [[0, 3], [4, 4]]],
|
|
[slice(None), [0, 2, 3], [1, 3, 4], slice(None)],
|
|
[slice(None), [0], [1, 2, 4], slice(None)],
|
|
[slice(None), [0, 1, 3], [4], slice(None)],
|
|
[slice(None), [[0, 1], [3, 4]], [[2, 3], [0, 1]], slice(None)],
|
|
[slice(None), [[0, 1], [3, 4]], [[2, 3]], slice(None)],
|
|
[slice(None), [[0, 1], [3, 2]], [[0]], slice(None)],
|
|
[slice(None), [[2, 1]], [[0, 3], [6, 4]], slice(None)],
|
|
[slice(None), [[2]], [[0, 3], [4, 2]], slice(None)],
|
|
[[0, 1, 2], [1, 3, 4], slice(None), slice(None)],
|
|
[[0], [1, 2, 4], slice(None), slice(None)],
|
|
[[0, 1, 2], [4], slice(None), slice(None)],
|
|
[[[0, 1], [0, 2]], [[2, 4], [1, 5]], slice(None), slice(None)],
|
|
[[[0, 1], [1, 2]], [[2, 0]], slice(None), slice(None)],
|
|
[[[2, 2]], [[0, 3], [4, 5]], slice(None), slice(None)],
|
|
[[[2]], [[0, 3], [4, 5]], slice(None), slice(None)],
|
|
[slice(None), [3, 4, 6], [0, 2, 3], [1, 3, 4]],
|
|
[slice(None), [2, 3, 4], [1, 3, 4], [4]],
|
|
[slice(None), [0, 1, 3], [4], [1, 3, 4]],
|
|
[slice(None), [6], [0, 2, 3], [1, 3, 4]],
|
|
[slice(None), [2, 3, 5], [3], [4]],
|
|
[slice(None), [0], [4], [1, 3, 4]],
|
|
[slice(None), [6], [0, 2, 3], [1]],
|
|
[slice(None), [[0, 3], [3, 6]], [[0, 1], [1, 3]], [[5, 3], [1, 2]]],
|
|
[[2, 2, 1], [0, 2, 3], [1, 3, 4], slice(None)],
|
|
[[2, 0, 1], [1, 2, 3], [4], slice(None)],
|
|
[[0, 1, 2], [4], [1, 3, 4], slice(None)],
|
|
[[0], [0, 2, 3], [1, 3, 4], slice(None)],
|
|
[[0, 2, 1], [3], [4], slice(None)],
|
|
[[0], [4], [1, 3, 4], slice(None)],
|
|
[[1], [0, 2, 3], [1], slice(None)],
|
|
[[[1, 2], [1, 2]], [[0, 1], [2, 3]], [[2, 3], [3, 5]], slice(None)],
|
|
|
|
# less dim, ellipsis
|
|
[Ellipsis, [0, 3, 4]],
|
|
[Ellipsis, slice(None), [0, 3, 4]],
|
|
[Ellipsis, slice(None), slice(None), [0, 3, 4]],
|
|
[slice(None), Ellipsis, [0, 3, 4]],
|
|
[slice(None), slice(None), Ellipsis, [0, 3, 4]],
|
|
[slice(None), [0, 2, 3], [1, 3, 4]],
|
|
[slice(None), [0, 2, 3], [1, 3, 4], Ellipsis],
|
|
[Ellipsis, [0, 2, 3], [1, 3, 4], slice(None)],
|
|
[[0], [1, 2, 4]],
|
|
[[0], [1, 2, 4], slice(None)],
|
|
[[0], [1, 2, 4], Ellipsis],
|
|
[[0], [1, 2, 4], Ellipsis, slice(None)],
|
|
[[1], ],
|
|
[[0, 2, 1], [3], [4]],
|
|
[[0, 2, 1], [3], [4], slice(None)],
|
|
[[0, 2, 1], [3], [4], Ellipsis],
|
|
[Ellipsis, [0, 2, 1], [3], [4]],
|
|
]
|
|
|
|
for indexer in indices_to_test:
|
|
assert_get_eq(reference, indexer)
|
|
assert_set_eq(reference, indexer, 1333)
|
|
assert_set_eq(reference, indexer, get_set_tensor(reference, indexer))
|
|
indices_to_test += [
|
|
[slice(None), slice(None), [[0, 1], [1, 0]], [[2, 3], [3, 0]]],
|
|
[slice(None), slice(None), [[2]], [[0, 3], [4, 4]]],
|
|
]
|
|
for indexer in indices_to_test:
|
|
assert_get_eq(reference, indexer)
|
|
assert_set_eq(reference, indexer, 1333)
|
|
if self.device_type != 'cpu':
|
|
assert_backward_eq(reference, indexer)
|
|
|
|
def test_advancedindex_big(self, device):
|
|
reference = torch.arange(0, 123344, dtype=torch.int, device=device)
|
|
|
|
self.assertEqual(reference[[0, 123, 44488, 68807, 123343], ],
|
|
torch.tensor([0, 123, 44488, 68807, 123343], dtype=torch.int))
|
|
|
|
def test_set_item_to_scalar_tensor(self, device):
|
|
m = random.randint(1, 10)
|
|
n = random.randint(1, 10)
|
|
z = torch.randn([m, n], device=device)
|
|
a = 1.0
|
|
w = torch.tensor(a, requires_grad=True, device=device)
|
|
z[:, 0] = w
|
|
z.sum().backward()
|
|
self.assertEqual(w.grad, m * a)
|
|
|
|
def test_single_int(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
self.assertEqual(v[4].shape, (7, 3))
|
|
|
|
def test_multiple_int(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
self.assertEqual(v[4].shape, (7, 3))
|
|
self.assertEqual(v[4, :, 1].shape, (7,))
|
|
|
|
def test_none(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
self.assertEqual(v[None].shape, (1, 5, 7, 3))
|
|
self.assertEqual(v[:, None].shape, (5, 1, 7, 3))
|
|
self.assertEqual(v[:, None, None].shape, (5, 1, 1, 7, 3))
|
|
self.assertEqual(v[..., None].shape, (5, 7, 3, 1))
|
|
|
|
def test_step(self, device):
|
|
v = torch.arange(10, device=device)
|
|
self.assertEqual(v[::1], v)
|
|
self.assertEqual(v[::2].tolist(), [0, 2, 4, 6, 8])
|
|
self.assertEqual(v[::3].tolist(), [0, 3, 6, 9])
|
|
self.assertEqual(v[::11].tolist(), [0])
|
|
self.assertEqual(v[1:6:2].tolist(), [1, 3, 5])
|
|
|
|
def test_step_assignment(self, device):
|
|
v = torch.zeros(4, 4, device=device)
|
|
v[0, 1::2] = torch.tensor([3., 4.], device=device)
|
|
self.assertEqual(v[0].tolist(), [0, 3, 0, 4])
|
|
self.assertEqual(v[1:].sum(), 0)
|
|
|
|
def test_bool_indices(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
boolIndices = torch.tensor([True, False, True, True, False], dtype=torch.bool, device=device)
|
|
self.assertEqual(v[boolIndices].shape, (3, 7, 3))
|
|
self.assertEqual(v[boolIndices], torch.stack([v[0], v[2], v[3]]))
|
|
|
|
v = torch.tensor([True, False, True], dtype=torch.bool, device=device)
|
|
boolIndices = torch.tensor([True, False, False], dtype=torch.bool, device=device)
|
|
uint8Indices = torch.tensor([1, 0, 0], dtype=torch.uint8, device=device)
|
|
with warnings.catch_warnings(record=True) as w:
|
|
self.assertEqual(v[boolIndices].shape, v[uint8Indices].shape)
|
|
self.assertEqual(v[boolIndices], v[uint8Indices])
|
|
self.assertEqual(v[boolIndices], tensor([True], dtype=torch.bool, device=device))
|
|
self.assertEqual(len(w), 2)
|
|
|
|
def test_bool_indices_accumulate(self, device):
|
|
mask = torch.zeros(size=(10, ), dtype=torch.bool, device=device)
|
|
y = torch.ones(size=(10, 10), device=device)
|
|
y.index_put_((mask, ), y[mask], accumulate=True)
|
|
self.assertEqual(y, torch.ones(size=(10, 10), device=device))
|
|
|
|
def test_multiple_bool_indices(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
# note: these broadcast together and are transposed to the first dim
|
|
mask1 = torch.tensor([1, 0, 1, 1, 0], dtype=torch.bool, device=device)
|
|
mask2 = torch.tensor([1, 1, 1], dtype=torch.bool, device=device)
|
|
self.assertEqual(v[mask1, :, mask2].shape, (3, 7))
|
|
|
|
def test_byte_mask(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
mask = torch.ByteTensor([1, 0, 1, 1, 0]).to(device)
|
|
with warnings.catch_warnings(record=True) as w:
|
|
self.assertEqual(v[mask].shape, (3, 7, 3))
|
|
self.assertEqual(v[mask], torch.stack([v[0], v[2], v[3]]))
|
|
self.assertEqual(len(w), 2)
|
|
|
|
v = torch.tensor([1.], device=device)
|
|
self.assertEqual(v[v == 0], torch.tensor([], device=device))
|
|
|
|
def test_byte_mask_accumulate(self, device):
|
|
mask = torch.zeros(size=(10, ), dtype=torch.uint8, device=device)
|
|
y = torch.ones(size=(10, 10), device=device)
|
|
with warnings.catch_warnings(record=True) as w:
|
|
warnings.simplefilter("always")
|
|
y.index_put_((mask, ), y[mask], accumulate=True)
|
|
self.assertEqual(y, torch.ones(size=(10, 10), device=device))
|
|
self.assertEqual(len(w), 2)
|
|
|
|
@skipIfTorchDynamo("This test causes SIGKILL when running with dynamo, https://github.com/pytorch/pytorch/issues/88472")
|
|
def test_index_put_accumulate_large_tensor(self, device):
|
|
# This test is for tensors with number of elements >= INT_MAX (2^31 - 1).
|
|
N = (1 << 31) + 5
|
|
dt = torch.int8
|
|
a = torch.ones(N, dtype=dt, device=device)
|
|
indices = torch.tensor([-2, 0, -2, -1, 0, -1, 1], device=device, dtype=torch.long)
|
|
values = torch.tensor([6, 5, 6, 6, 5, 7, 11], dtype=dt, device=device)
|
|
|
|
a.index_put_((indices, ), values, accumulate=True)
|
|
|
|
self.assertEqual(a[0], 11)
|
|
self.assertEqual(a[1], 12)
|
|
self.assertEqual(a[2], 1)
|
|
self.assertEqual(a[-3], 1)
|
|
self.assertEqual(a[-2], 13)
|
|
self.assertEqual(a[-1], 14)
|
|
|
|
a = torch.ones((2, N), dtype=dt, device=device)
|
|
indices0 = torch.tensor([0, -1, 0, 1], device=device, dtype=torch.long)
|
|
indices1 = torch.tensor([-2, -1, 0, 1], device=device, dtype=torch.long)
|
|
values = torch.tensor([12, 13, 10, 11], dtype=dt, device=device)
|
|
|
|
a.index_put_((indices0, indices1), values, accumulate=True)
|
|
|
|
self.assertEqual(a[0, 0], 11)
|
|
self.assertEqual(a[0, 1], 1)
|
|
self.assertEqual(a[1, 0], 1)
|
|
self.assertEqual(a[1, 1], 12)
|
|
self.assertEqual(a[:, 2], torch.ones(2, dtype=torch.int8))
|
|
self.assertEqual(a[:, -3], torch.ones(2, dtype=torch.int8))
|
|
self.assertEqual(a[0, -2], 13)
|
|
self.assertEqual(a[1, -2], 1)
|
|
self.assertEqual(a[-1, -1], 14)
|
|
self.assertEqual(a[0, -1], 1)
|
|
|
|
@onlyNativeDeviceTypes
|
|
def test_index_put_accumulate_expanded_values(self, device):
|
|
# checks the issue with cuda: https://github.com/pytorch/pytorch/issues/39227
|
|
# and verifies consistency with CPU result
|
|
t = torch.zeros((5, 2))
|
|
t_dev = t.to(device)
|
|
indices = [
|
|
torch.tensor([0, 1, 2, 3]),
|
|
torch.tensor([1, ]),
|
|
]
|
|
indices_dev = [i.to(device) for i in indices]
|
|
values0d = torch.tensor(1.0)
|
|
values1d = torch.tensor([1.0, ])
|
|
|
|
out_cuda = t_dev.index_put_(indices_dev, values0d.to(device), accumulate=True)
|
|
out_cpu = t.index_put_(indices, values0d, accumulate=True)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
out_cuda = t_dev.index_put_(indices_dev, values1d.to(device), accumulate=True)
|
|
out_cpu = t.index_put_(indices, values1d, accumulate=True)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
t = torch.zeros(4, 3, 2)
|
|
t_dev = t.to(device)
|
|
|
|
indices = [
|
|
torch.tensor([0, ]),
|
|
torch.arange(3)[:, None],
|
|
torch.arange(2)[None, :],
|
|
]
|
|
indices_dev = [i.to(device) for i in indices]
|
|
values1d = torch.tensor([-1.0, -2.0])
|
|
values2d = torch.tensor([[-1.0, -2.0], ])
|
|
|
|
out_cuda = t_dev.index_put_(indices_dev, values1d.to(device), accumulate=True)
|
|
out_cpu = t.index_put_(indices, values1d, accumulate=True)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
out_cuda = t_dev.index_put_(indices_dev, values2d.to(device), accumulate=True)
|
|
out_cpu = t.index_put_(indices, values2d, accumulate=True)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
@onlyCUDA
|
|
def test_index_put_accumulate_non_contiguous(self, device):
|
|
t = torch.zeros((5, 2, 2))
|
|
t_dev = t.to(device)
|
|
t1 = t_dev[:, 0, :]
|
|
t2 = t[:, 0, :]
|
|
self.assertTrue(not t1.is_contiguous())
|
|
self.assertTrue(not t2.is_contiguous())
|
|
|
|
indices = [torch.tensor([0, 1]), ]
|
|
indices_dev = [i.to(device) for i in indices]
|
|
value = torch.randn(2, 2)
|
|
out_cuda = t1.index_put_(indices_dev, value.to(device), accumulate=True)
|
|
out_cpu = t2.index_put_(indices, value, accumulate=True)
|
|
self.assertTrue(not t1.is_contiguous())
|
|
self.assertTrue(not t2.is_contiguous())
|
|
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
@onlyCUDA
|
|
@skipIfTorchDynamo("Not a suitable test for TorchDynamo")
|
|
def test_index_put_accumulate_with_optional_tensors(self, device):
|
|
# TODO: replace with a better solution.
|
|
# Currently, here using torchscript to put None into indices.
|
|
# on C++ it gives indices as a list of 2 optional tensors: first is null and
|
|
# the second is a valid tensor.
|
|
@torch.jit.script
|
|
def func(x, i, v):
|
|
idx = [None, i]
|
|
x.index_put_(idx, v, accumulate=True)
|
|
return x
|
|
|
|
n = 4
|
|
t = torch.arange(n * 2, dtype=torch.float32).reshape(n, 2)
|
|
t_dev = t.to(device)
|
|
indices = torch.tensor([1, 0])
|
|
indices_dev = indices.to(device)
|
|
value0d = torch.tensor(10.0)
|
|
value1d = torch.tensor([1.0, 2.0])
|
|
|
|
out_cuda = func(t_dev, indices_dev, value0d.cuda())
|
|
out_cpu = func(t, indices, value0d)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
out_cuda = func(t_dev, indices_dev, value1d.cuda())
|
|
out_cpu = func(t, indices, value1d)
|
|
self.assertEqual(out_cuda.cpu(), out_cpu)
|
|
|
|
@onlyNativeDeviceTypes
|
|
def test_index_put_accumulate_duplicate_indices(self, device):
|
|
for i in range(1, 512):
|
|
# generate indices by random walk, this will create indices with
|
|
# lots of duplicates interleaved with each other
|
|
delta = torch.empty(i, dtype=torch.double, device=device).uniform_(-1, 1)
|
|
indices = delta.cumsum(0).long()
|
|
|
|
input = torch.randn(indices.abs().max() + 1, device=device)
|
|
values = torch.randn(indices.size(0), device=device)
|
|
output = input.index_put((indices,), values, accumulate=True)
|
|
|
|
input_list = input.tolist()
|
|
indices_list = indices.tolist()
|
|
values_list = values.tolist()
|
|
for i, v in zip(indices_list, values_list):
|
|
input_list[i] += v
|
|
|
|
self.assertEqual(output, input_list)
|
|
|
|
@onlyNativeDeviceTypes
|
|
def test_index_ind_dtype(self, device):
|
|
x = torch.randn(4, 4, device=device)
|
|
ind_long = torch.randint(4, (4,), dtype=torch.long, device=device)
|
|
ind_int = ind_long.int()
|
|
src = torch.randn(4, device=device)
|
|
ref = x[ind_long, ind_long]
|
|
res = x[ind_int, ind_int]
|
|
self.assertEqual(ref, res)
|
|
ref = x[ind_long, :]
|
|
res = x[ind_int, :]
|
|
self.assertEqual(ref, res)
|
|
ref = x[:, ind_long]
|
|
res = x[:, ind_int]
|
|
self.assertEqual(ref, res)
|
|
# no repeating indices for index_put
|
|
ind_long = torch.arange(4, dtype=torch.long, device=device)
|
|
ind_int = ind_long.int()
|
|
for accum in (True, False):
|
|
inp_ref = x.clone()
|
|
inp_res = x.clone()
|
|
torch.index_put_(inp_ref, (ind_long, ind_long), src, accum)
|
|
torch.index_put_(inp_res, (ind_int, ind_int), src, accum)
|
|
self.assertEqual(inp_ref, inp_res)
|
|
|
|
@skipXLA
|
|
def test_index_put_accumulate_empty(self, device):
|
|
# Regression test for https://github.com/pytorch/pytorch/issues/94667
|
|
input = torch.rand([], dtype=torch.float32, device=device)
|
|
with self.assertRaises(RuntimeError):
|
|
input.index_put([], torch.tensor([1.0], device=device), True)
|
|
|
|
def test_multiple_byte_mask(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
# note: these broadcast together and are transposed to the first dim
|
|
mask1 = torch.ByteTensor([1, 0, 1, 1, 0]).to(device)
|
|
mask2 = torch.ByteTensor([1, 1, 1]).to(device)
|
|
with warnings.catch_warnings(record=True) as w:
|
|
warnings.simplefilter("always")
|
|
self.assertEqual(v[mask1, :, mask2].shape, (3, 7))
|
|
self.assertEqual(len(w), 2)
|
|
|
|
def test_byte_mask2d(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
c = torch.randn(5, 7, device=device)
|
|
num_ones = (c > 0).sum()
|
|
r = v[c > 0]
|
|
self.assertEqual(r.shape, (num_ones, 3))
|
|
|
|
@skipIfTorchDynamo("Not a suitable test for TorchDynamo")
|
|
def test_jit_indexing(self, device):
|
|
def fn1(x):
|
|
x[x < 50] = 1.0
|
|
return x
|
|
|
|
def fn2(x):
|
|
x[0:50] = 1.0
|
|
return x
|
|
|
|
scripted_fn1 = torch.jit.script(fn1)
|
|
scripted_fn2 = torch.jit.script(fn2)
|
|
data = torch.arange(100, device=device, dtype=torch.float)
|
|
out = scripted_fn1(data.detach().clone())
|
|
ref = torch.tensor(np.concatenate((np.ones(50), np.arange(50, 100))), device=device, dtype=torch.float)
|
|
self.assertEqual(out, ref)
|
|
out = scripted_fn2(data.detach().clone())
|
|
self.assertEqual(out, ref)
|
|
|
|
def test_int_indices(self, device):
|
|
v = torch.randn(5, 7, 3, device=device)
|
|
self.assertEqual(v[[0, 4, 2]].shape, (3, 7, 3))
|
|
self.assertEqual(v[:, [0, 4, 2]].shape, (5, 3, 3))
|
|
self.assertEqual(v[:, [[0, 1], [4, 3]]].shape, (5, 2, 2, 3))
|
|
|
|
@dtypes(torch.cfloat, torch.cdouble, torch.float, torch.bfloat16, torch.long, torch.bool)
|
|
@dtypesIfCPU(torch.cfloat, torch.cdouble, torch.float, torch.long, torch.bool, torch.bfloat16)
|
|
@dtypesIfCUDA(torch.cfloat, torch.cdouble, torch.half, torch.long, torch.bool, torch.bfloat16)
|
|
def test_index_put_src_datatype(self, device, dtype):
|
|
src = torch.ones(3, 2, 4, device=device, dtype=dtype)
|
|
vals = torch.ones(3, 2, 4, device=device, dtype=dtype)
|
|
indices = (torch.tensor([0, 2, 1]),)
|
|
res = src.index_put_(indices, vals, accumulate=True)
|
|
self.assertEqual(res.shape, src.shape)
|
|
|
|
@dtypes(torch.float, torch.bfloat16, torch.long, torch.bool)
|
|
@dtypesIfCPU(torch.float, torch.long, torch.bfloat16, torch.bool)
|
|
@dtypesIfCUDA(torch.half, torch.long, torch.bfloat16, torch.bool)
|
|
def test_index_src_datatype(self, device, dtype):
|
|
src = torch.ones(3, 2, 4, device=device, dtype=dtype)
|
|
# test index
|
|
res = src[[0, 2, 1], :, :]
|
|
self.assertEqual(res.shape, src.shape)
|
|
# test index_put, no accum
|
|
src[[0, 2, 1], :, :] = res
|
|
self.assertEqual(res.shape, src.shape)
|
|
|
|
def test_int_indices2d(self, device):
|
|
# From the NumPy indexing example
|
|
x = torch.arange(0, 12, device=device).view(4, 3)
|
|
rows = torch.tensor([[0, 0], [3, 3]], device=device)
|
|
columns = torch.tensor([[0, 2], [0, 2]], device=device)
|
|
self.assertEqual(x[rows, columns].tolist(), [[0, 2], [9, 11]])
|
|
|
|
def test_int_indices_broadcast(self, device):
|
|
# From the NumPy indexing example
|
|
x = torch.arange(0, 12, device=device).view(4, 3)
|
|
rows = torch.tensor([0, 3], device=device)
|
|
columns = torch.tensor([0, 2], device=device)
|
|
result = x[rows[:, None], columns]
|
|
self.assertEqual(result.tolist(), [[0, 2], [9, 11]])
|
|
|
|
def test_empty_index(self, device):
|
|
x = torch.arange(0, 12, device=device).view(4, 3)
|
|
idx = torch.tensor([], dtype=torch.long, device=device)
|
|
self.assertEqual(x[idx].numel(), 0)
|
|
|
|
# empty assignment should have no effect but not throw an exception
|
|
y = x.clone()
|
|
y[idx] = -1
|
|
self.assertEqual(x, y)
|
|
|
|
mask = torch.zeros(4, 3, device=device).bool()
|
|
y[mask] = -1
|
|
self.assertEqual(x, y)
|
|
|
|
def test_empty_ndim_index(self, device):
|
|
x = torch.randn(5, device=device)
|
|
self.assertEqual(torch.empty(0, 2, device=device), x[torch.empty(0, 2, dtype=torch.int64, device=device)])
|
|
|
|
x = torch.randn(2, 3, 4, 5, device=device)
|
|
self.assertEqual(torch.empty(2, 0, 6, 4, 5, device=device),
|
|
x[:, torch.empty(0, 6, dtype=torch.int64, device=device)])
|
|
|
|
x = torch.empty(10, 0, device=device)
|
|
self.assertEqual(x[[1, 2]].shape, (2, 0))
|
|
self.assertEqual(x[[], []].shape, (0,))
|
|
with self.assertRaisesRegex(IndexError, 'for dimension with size 0'):
|
|
x[:, [0, 1]]
|
|
|
|
def test_empty_ndim_index_bool(self, device):
|
|
x = torch.randn(5, device=device)
|
|
self.assertRaises(IndexError, lambda: x[torch.empty(0, 2, dtype=torch.uint8, device=device)])
|
|
|
|
def test_empty_slice(self, device):
|
|
x = torch.randn(2, 3, 4, 5, device=device)
|
|
y = x[:, :, :, 1]
|
|
z = y[:, 1:1, :]
|
|
self.assertEqual((2, 0, 4), z.shape)
|
|
# this isn't technically necessary, but matches NumPy stride calculations.
|
|
self.assertEqual((60, 20, 5), z.stride())
|
|
self.assertTrue(z.is_contiguous())
|
|
|
|
def test_index_getitem_copy_bools_slices(self, device):
|
|
true = torch.tensor(1, dtype=torch.uint8, device=device)
|
|
false = torch.tensor(0, dtype=torch.uint8, device=device)
|
|
|
|
tensors = [torch.randn(2, 3, device=device), torch.tensor(3., device=device)]
|
|
|
|
for a in tensors:
|
|
self.assertNotEqual(a.data_ptr(), a[True].data_ptr())
|
|
self.assertEqual(torch.empty(0, *a.shape), a[False])
|
|
self.assertNotEqual(a.data_ptr(), a[true].data_ptr())
|
|
self.assertEqual(torch.empty(0, *a.shape), a[false])
|
|
self.assertEqual(a.data_ptr(), a[None].data_ptr())
|
|
self.assertEqual(a.data_ptr(), a[...].data_ptr())
|
|
|
|
def test_index_setitem_bools_slices(self, device):
|
|
true = torch.tensor(1, dtype=torch.uint8, device=device)
|
|
false = torch.tensor(0, dtype=torch.uint8, device=device)
|
|
|
|
tensors = [torch.randn(2, 3, device=device), torch.tensor(3, device=device)]
|
|
|
|
for a in tensors:
|
|
# prefix with a 1,1, to ensure we are compatible with numpy which cuts off prefix 1s
|
|
# (some of these ops already prefix a 1 to the size)
|
|
neg_ones = torch.ones_like(a) * -1
|
|
neg_ones_expanded = neg_ones.unsqueeze(0).unsqueeze(0)
|
|
a[True] = neg_ones_expanded
|
|
self.assertEqual(a, neg_ones)
|
|
a[False] = 5
|
|
self.assertEqual(a, neg_ones)
|
|
a[true] = neg_ones_expanded * 2
|
|
self.assertEqual(a, neg_ones * 2)
|
|
a[false] = 5
|
|
self.assertEqual(a, neg_ones * 2)
|
|
a[None] = neg_ones_expanded * 3
|
|
self.assertEqual(a, neg_ones * 3)
|
|
a[...] = neg_ones_expanded * 4
|
|
self.assertEqual(a, neg_ones * 4)
|
|
if a.dim() == 0:
|
|
with self.assertRaises(IndexError):
|
|
a[:] = neg_ones_expanded * 5
|
|
|
|
def test_index_scalar_with_bool_mask(self, device):
|
|
a = torch.tensor(1, device=device)
|
|
uintMask = torch.tensor(True, dtype=torch.uint8, device=device)
|
|
boolMask = torch.tensor(True, dtype=torch.bool, device=device)
|
|
self.assertEqual(a[uintMask], a[boolMask])
|
|
self.assertEqual(a[uintMask].dtype, a[boolMask].dtype)
|
|
|
|
a = torch.tensor(True, dtype=torch.bool, device=device)
|
|
self.assertEqual(a[uintMask], a[boolMask])
|
|
self.assertEqual(a[uintMask].dtype, a[boolMask].dtype)
|
|
|
|
def test_setitem_expansion_error(self, device):
|
|
true = torch.tensor(True, device=device)
|
|
a = torch.randn(2, 3, device=device)
|
|
# check prefix with non-1s doesn't work
|
|
a_expanded = a.expand(torch.Size([5, 1]) + a.size())
|
|
# NumPy: ValueError
|
|
with self.assertRaises(RuntimeError):
|
|
a[True] = a_expanded
|
|
with self.assertRaises(RuntimeError):
|
|
a[true] = a_expanded
|
|
|
|
def test_getitem_scalars(self, device):
|
|
zero = torch.tensor(0, dtype=torch.int64, device=device)
|
|
one = torch.tensor(1, dtype=torch.int64, device=device)
|
|
|
|
# non-scalar indexed with scalars
|
|
a = torch.randn(2, 3, device=device)
|
|
self.assertEqual(a[0], a[zero])
|
|
self.assertEqual(a[0][1], a[zero][one])
|
|
self.assertEqual(a[0, 1], a[zero, one])
|
|
self.assertEqual(a[0, one], a[zero, 1])
|
|
|
|
# indexing by a scalar should slice (not copy)
|
|
self.assertEqual(a[0, 1].data_ptr(), a[zero, one].data_ptr())
|
|
self.assertEqual(a[1].data_ptr(), a[one.int()].data_ptr())
|
|
self.assertEqual(a[1].data_ptr(), a[one.short()].data_ptr())
|
|
|
|
# scalar indexed with scalar
|
|
r = torch.randn((), device=device)
|
|
with self.assertRaises(IndexError):
|
|
r[:]
|
|
with self.assertRaises(IndexError):
|
|
r[zero]
|
|
self.assertEqual(r, r[...])
|
|
|
|
def test_setitem_scalars(self, device):
|
|
zero = torch.tensor(0, dtype=torch.int64)
|
|
|
|
# non-scalar indexed with scalars
|
|
a = torch.randn(2, 3, device=device)
|
|
a_set_with_number = a.clone()
|
|
a_set_with_scalar = a.clone()
|
|
b = torch.randn(3, device=device)
|
|
|
|
a_set_with_number[0] = b
|
|
a_set_with_scalar[zero] = b
|
|
self.assertEqual(a_set_with_number, a_set_with_scalar)
|
|
a[1, zero] = 7.7
|
|
self.assertEqual(7.7, a[1, 0])
|
|
|
|
# scalar indexed with scalars
|
|
r = torch.randn((), device=device)
|
|
with self.assertRaises(IndexError):
|
|
r[:] = 8.8
|
|
with self.assertRaises(IndexError):
|
|
r[zero] = 8.8
|
|
r[...] = 9.9
|
|
self.assertEqual(9.9, r)
|
|
|
|
def test_basic_advanced_combined(self, device):
|
|
# From the NumPy indexing example
|
|
x = torch.arange(0, 12, device=device).view(4, 3)
|
|
self.assertEqual(x[1:2, 1:3], x[1:2, [1, 2]])
|
|
self.assertEqual(x[1:2, 1:3].tolist(), [[4, 5]])
|
|
|
|
# Check that it is a copy
|
|
unmodified = x.clone()
|
|
x[1:2, [1, 2]].zero_()
|
|
self.assertEqual(x, unmodified)
|
|
|
|
# But assignment should modify the original
|
|
unmodified = x.clone()
|
|
x[1:2, [1, 2]] = 0
|
|
self.assertNotEqual(x, unmodified)
|
|
|
|
def test_int_assignment(self, device):
|
|
x = torch.arange(0, 4, device=device).view(2, 2)
|
|
x[1] = 5
|
|
self.assertEqual(x.tolist(), [[0, 1], [5, 5]])
|
|
|
|
x = torch.arange(0, 4, device=device).view(2, 2)
|
|
x[1] = torch.arange(5, 7, device=device)
|
|
self.assertEqual(x.tolist(), [[0, 1], [5, 6]])
|
|
|
|
def test_byte_tensor_assignment(self, device):
|
|
x = torch.arange(0., 16, device=device).view(4, 4)
|
|
b = torch.ByteTensor([True, False, True, False]).to(device)
|
|
value = torch.tensor([3., 4., 5., 6.], device=device)
|
|
|
|
with warnings.catch_warnings(record=True) as w:
|
|
x[b] = value
|
|
self.assertEqual(len(w), 1)
|
|
|
|
self.assertEqual(x[0], value)
|
|
self.assertEqual(x[1], torch.arange(4., 8, device=device))
|
|
self.assertEqual(x[2], value)
|
|
self.assertEqual(x[3], torch.arange(12., 16, device=device))
|
|
|
|
def test_variable_slicing(self, device):
|
|
x = torch.arange(0, 16, device=device).view(4, 4)
|
|
indices = torch.IntTensor([0, 1]).to(device)
|
|
i, j = indices
|
|
self.assertEqual(x[i:j], x[0:1])
|
|
|
|
def test_ellipsis_tensor(self, device):
|
|
x = torch.arange(0, 9, device=device).view(3, 3)
|
|
idx = torch.tensor([0, 2], device=device)
|
|
self.assertEqual(x[..., idx].tolist(), [[0, 2],
|
|
[3, 5],
|
|
[6, 8]])
|
|
self.assertEqual(x[idx, ...].tolist(), [[0, 1, 2],
|
|
[6, 7, 8]])
|
|
|
|
def test_unravel_index_errors(self, device):
|
|
with self.assertRaisesRegex(TypeError, r"expected 'indices' to be integer"):
|
|
torch.unravel_index(
|
|
torch.tensor(0.5, device=device),
|
|
(2, 2))
|
|
|
|
with self.assertRaisesRegex(TypeError, r"expected 'indices' to be integer"):
|
|
torch.unravel_index(
|
|
torch.tensor([], device=device),
|
|
(10, 3, 5))
|
|
|
|
with self.assertRaisesRegex(TypeError, r"expected 'shape' to be int or sequence"):
|
|
torch.unravel_index(
|
|
torch.tensor([1], device=device, dtype=torch.int64),
|
|
torch.tensor([1, 2, 3]))
|
|
|
|
with self.assertRaisesRegex(TypeError, r"expected 'shape' sequence to only contain ints"):
|
|
torch.unravel_index(
|
|
torch.tensor([1], device=device, dtype=torch.int64),
|
|
(1, 2, 2.0))
|
|
|
|
with self.assertRaisesRegex(ValueError, r"'shape' cannot have negative values, but got \(2, -3\)"):
|
|
torch.unravel_index(
|
|
torch.tensor(0, device=device),
|
|
(2, -3))
|
|
|
|
def test_invalid_index(self, device):
|
|
x = torch.arange(0, 16, device=device).view(4, 4)
|
|
self.assertRaisesRegex(TypeError, 'slice indices', lambda: x["0":"1"])
|
|
|
|
def test_out_of_bound_index(self, device):
|
|
x = torch.arange(0, 100, device=device).view(2, 5, 10)
|
|
self.assertRaisesRegex(IndexError, 'index 5 is out of bounds for dimension 1 with size 5', lambda: x[0, 5])
|
|
self.assertRaisesRegex(IndexError, 'index 4 is out of bounds for dimension 0 with size 2', lambda: x[4, 5])
|
|
self.assertRaisesRegex(IndexError, 'index 15 is out of bounds for dimension 2 with size 10',
|
|
lambda: x[0, 1, 15])
|
|
self.assertRaisesRegex(IndexError, 'index 12 is out of bounds for dimension 2 with size 10',
|
|
lambda: x[:, :, 12])
|
|
|
|
def test_zero_dim_index(self, device):
|
|
x = torch.tensor(10, device=device)
|
|
self.assertEqual(x, x.item())
|
|
|
|
def runner():
|
|
print(x[0])
|
|
return x[0]
|
|
|
|
self.assertRaisesRegex(IndexError, 'invalid index', runner)
|
|
|
|
@onlyCUDA
|
|
def test_invalid_device(self, device):
|
|
idx = torch.tensor([0, 1])
|
|
b = torch.zeros(5, device=device)
|
|
c = torch.tensor([1., 2.], device="cpu")
|
|
|
|
for accumulate in [True, False]:
|
|
self.assertRaises(RuntimeError, lambda: torch.index_put_(b, (idx,), c, accumulate=accumulate))
|
|
|
|
@onlyCUDA
|
|
def test_cpu_indices(self, device):
|
|
idx = torch.tensor([0, 1])
|
|
b = torch.zeros(2, device=device)
|
|
x = torch.ones(10, device=device)
|
|
x[idx] = b # index_put_
|
|
ref = torch.ones(10, device=device)
|
|
ref[:2] = 0
|
|
self.assertEqual(x, ref, atol=0, rtol=0)
|
|
out = x[idx] # index
|
|
self.assertEqual(out, torch.zeros(2, device=device), atol=0, rtol=0)
|
|
|
|
@dtypes(torch.long, torch.float32)
|
|
def test_take_along_dim(self, device, dtype):
|
|
def _test_against_numpy(t, indices, dim):
|
|
actual = torch.take_along_dim(t, indices, dim=dim)
|
|
t_np = t.cpu().numpy()
|
|
indices_np = indices.cpu().numpy()
|
|
expected = np.take_along_axis(t_np, indices_np, axis=dim)
|
|
self.assertEqual(actual, expected, atol=0, rtol=0)
|
|
|
|
for shape in [(3, 2), (2, 3, 5), (2, 4, 0), (2, 3, 1, 4)]:
|
|
for noncontiguous in [True, False]:
|
|
t = make_tensor(shape, device=device, dtype=dtype, noncontiguous=noncontiguous)
|
|
for dim in list(range(t.ndim)) + [None]:
|
|
if dim is None:
|
|
indices = torch.argsort(t.view(-1))
|
|
else:
|
|
indices = torch.argsort(t, dim=dim)
|
|
|
|
_test_against_numpy(t, indices, dim)
|
|
|
|
# test broadcasting
|
|
t = torch.ones((3, 4, 1), device=device)
|
|
indices = torch.ones((1, 2, 5), dtype=torch.long, device=device)
|
|
|
|
_test_against_numpy(t, indices, 1)
|
|
|
|
# test empty indices
|
|
t = torch.ones((3, 4, 5), device=device)
|
|
indices = torch.ones((3, 0, 5), dtype=torch.long, device=device)
|
|
|
|
_test_against_numpy(t, indices, 1)
|
|
|
|
@dtypes(torch.long, torch.float)
|
|
def test_take_along_dim_invalid(self, device, dtype):
|
|
shape = (2, 3, 1, 4)
|
|
dim = 0
|
|
t = make_tensor(shape, device=device, dtype=dtype)
|
|
indices = torch.argsort(t, dim=dim)
|
|
|
|
# dim of `t` and `indices` does not match
|
|
with self.assertRaisesRegex(RuntimeError,
|
|
"input and indices should have the same number of dimensions"):
|
|
torch.take_along_dim(t, indices[0], dim=0)
|
|
|
|
# invalid `indices` dtype
|
|
with self.assertRaisesRegex(RuntimeError, r"dtype of indices should be Long"):
|
|
torch.take_along_dim(t, indices.to(torch.bool), dim=0)
|
|
|
|
with self.assertRaisesRegex(RuntimeError, r"dtype of indices should be Long"):
|
|
torch.take_along_dim(t, indices.to(torch.float), dim=0)
|
|
|
|
with self.assertRaisesRegex(RuntimeError, r"dtype of indices should be Long"):
|
|
torch.take_along_dim(t, indices.to(torch.int32), dim=0)
|
|
|
|
# invalid axis
|
|
with self.assertRaisesRegex(IndexError, "Dimension out of range"):
|
|
torch.take_along_dim(t, indices, dim=-7)
|
|
|
|
with self.assertRaisesRegex(IndexError, "Dimension out of range"):
|
|
torch.take_along_dim(t, indices, dim=7)
|
|
|
|
@onlyCUDA
|
|
@dtypes(torch.float)
|
|
def test_gather_take_along_dim_cross_device(self, device, dtype):
|
|
shape = (2, 3, 1, 4)
|
|
dim = 0
|
|
t = make_tensor(shape, device=device, dtype=dtype)
|
|
indices = torch.argsort(t, dim=dim)
|
|
|
|
with self.assertRaisesRegex(RuntimeError, "Expected all tensors to be on the same device"):
|
|
torch.gather(t, 0, indices.cpu())
|
|
|
|
with self.assertRaisesRegex(RuntimeError,
|
|
r"Expected tensor to have .* but got tensor with .* torch.take_along_dim()"):
|
|
torch.take_along_dim(t, indices.cpu(), dim=0)
|
|
|
|
with self.assertRaisesRegex(RuntimeError, "Expected all tensors to be on the same device"):
|
|
torch.gather(t.cpu(), 0, indices)
|
|
|
|
with self.assertRaisesRegex(RuntimeError,
|
|
r"Expected tensor to have .* but got tensor with .* torch.take_along_dim()"):
|
|
torch.take_along_dim(t.cpu(), indices, dim=0)
|
|
|
|
@onlyCUDA
|
|
def test_cuda_broadcast_index_use_deterministic_algorithms(self, device):
|
|
with DeterministicGuard(True):
|
|
idx1 = torch.tensor([0])
|
|
idx2 = torch.tensor([2, 6])
|
|
idx3 = torch.tensor([1, 5, 7])
|
|
|
|
tensor_a = torch.rand(13, 11, 12, 13, 12).cpu()
|
|
tensor_b = tensor_a.to(device=device)
|
|
tensor_a[idx1] = 1.0
|
|
tensor_a[idx1, :, idx2, idx2, :] = 2.0
|
|
tensor_a[:, idx1, idx3, :, idx3] = 3.0
|
|
tensor_b[idx1] = 1.0
|
|
tensor_b[idx1, :, idx2, idx2, :] = 2.0
|
|
tensor_b[:, idx1, idx3, :, idx3] = 3.0
|
|
self.assertEqual(tensor_a, tensor_b.cpu(), atol=0, rtol=0)
|
|
|
|
tensor_a = torch.rand(10, 11).cpu()
|
|
tensor_b = tensor_a.to(device=device)
|
|
tensor_a[idx3] = 1.0
|
|
tensor_a[idx2, :] = 2.0
|
|
tensor_a[:, idx2] = 3.0
|
|
tensor_a[:, idx1] = 4.0
|
|
tensor_b[idx3] = 1.0
|
|
tensor_b[idx2, :] = 2.0
|
|
tensor_b[:, idx2] = 3.0
|
|
tensor_b[:, idx1] = 4.0
|
|
self.assertEqual(tensor_a, tensor_b.cpu(), atol=0, rtol=0)
|
|
|
|
tensor_a = torch.rand(10, 10).cpu()
|
|
tensor_b = tensor_a.to(device=device)
|
|
tensor_a[[8]] = 1.0
|
|
tensor_b[[8]] = 1.0
|
|
self.assertEqual(tensor_a, tensor_b.cpu(), atol=0, rtol=0)
|
|
|
|
tensor_a = torch.rand(10).cpu()
|
|
tensor_b = tensor_a.to(device=device)
|
|
tensor_a[6] = 1.0
|
|
tensor_b[6] = 1.0
|
|
self.assertEqual(tensor_a, tensor_b.cpu(), atol=0, rtol=0)
|
|
|
|
def test_index_limits(self, device):
|
|
# Regression test for https://github.com/pytorch/pytorch/issues/115415
|
|
t = torch.tensor([], device=device)
|
|
idx_min = torch.iinfo(torch.int64).min
|
|
idx_max = torch.iinfo(torch.int64).max
|
|
self.assertRaises(IndexError, lambda: t[idx_min])
|
|
self.assertRaises(IndexError, lambda: t[idx_max])
|
|
|
|
|
|
|
|
# The tests below are from NumPy test_indexing.py with some modifications to
|
|
# make them compatible with PyTorch. It's licensed under the BDS license below:
|
|
#
|
|
# Copyright (c) 2005-2017, NumPy Developers.
|
|
# All rights reserved.
|
|
#
|
|
# Redistribution and use in source and binary forms, with or without
|
|
# modification, are permitted provided that the following conditions are
|
|
# met:
|
|
#
|
|
# * Redistributions of source code must retain the above copyright
|
|
# notice, this list of conditions and the following disclaimer.
|
|
#
|
|
# * Redistributions in binary form must reproduce the above
|
|
# copyright notice, this list of conditions and the following
|
|
# disclaimer in the documentation and/or other materials provided
|
|
# with the distribution.
|
|
#
|
|
# * Neither the name of the NumPy Developers nor the names of any
|
|
# contributors may be used to endorse or promote products derived
|
|
# from this software without specific prior written permission.
|
|
#
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
class NumpyTests(TestCase):
|
|
def test_index_no_floats(self, device):
|
|
a = torch.tensor([[[5.]]], device=device)
|
|
|
|
self.assertRaises(IndexError, lambda: a[0.0])
|
|
self.assertRaises(IndexError, lambda: a[0, 0.0])
|
|
self.assertRaises(IndexError, lambda: a[0.0, 0])
|
|
self.assertRaises(IndexError, lambda: a[0.0, :])
|
|
self.assertRaises(IndexError, lambda: a[:, 0.0])
|
|
self.assertRaises(IndexError, lambda: a[:, 0.0, :])
|
|
self.assertRaises(IndexError, lambda: a[0.0, :, :])
|
|
self.assertRaises(IndexError, lambda: a[0, 0, 0.0])
|
|
self.assertRaises(IndexError, lambda: a[0.0, 0, 0])
|
|
self.assertRaises(IndexError, lambda: a[0, 0.0, 0])
|
|
self.assertRaises(IndexError, lambda: a[-1.4])
|
|
self.assertRaises(IndexError, lambda: a[0, -1.4])
|
|
self.assertRaises(IndexError, lambda: a[-1.4, 0])
|
|
self.assertRaises(IndexError, lambda: a[-1.4, :])
|
|
self.assertRaises(IndexError, lambda: a[:, -1.4])
|
|
self.assertRaises(IndexError, lambda: a[:, -1.4, :])
|
|
self.assertRaises(IndexError, lambda: a[-1.4, :, :])
|
|
self.assertRaises(IndexError, lambda: a[0, 0, -1.4])
|
|
self.assertRaises(IndexError, lambda: a[-1.4, 0, 0])
|
|
self.assertRaises(IndexError, lambda: a[0, -1.4, 0])
|
|
# self.assertRaises(IndexError, lambda: a[0.0:, 0.0])
|
|
# self.assertRaises(IndexError, lambda: a[0.0:, 0.0,:])
|
|
|
|
def test_none_index(self, device):
|
|
# `None` index adds newaxis
|
|
a = tensor([1, 2, 3], device=device)
|
|
self.assertEqual(a[None].dim(), a.dim() + 1)
|
|
|
|
def test_empty_tuple_index(self, device):
|
|
# Empty tuple index creates a view
|
|
a = tensor([1, 2, 3], device=device)
|
|
self.assertEqual(a[()], a)
|
|
self.assertEqual(a[()].data_ptr(), a.data_ptr())
|
|
|
|
def test_empty_fancy_index(self, device):
|
|
# Empty list index creates an empty array
|
|
a = tensor([1, 2, 3], device=device)
|
|
self.assertEqual(a[[]], torch.tensor([], dtype=torch.long, device=device))
|
|
|
|
b = tensor([], device=device).long()
|
|
self.assertEqual(a[[]], torch.tensor([], dtype=torch.long, device=device))
|
|
|
|
b = tensor([], device=device).float()
|
|
self.assertRaises(IndexError, lambda: a[b])
|
|
|
|
def test_ellipsis_index(self, device):
|
|
a = tensor([[1, 2, 3],
|
|
[4, 5, 6],
|
|
[7, 8, 9]], device=device)
|
|
self.assertIsNot(a[...], a)
|
|
self.assertEqual(a[...], a)
|
|
# `a[...]` was `a` in numpy <1.9.
|
|
self.assertEqual(a[...].data_ptr(), a.data_ptr())
|
|
|
|
# Slicing with ellipsis can skip an
|
|
# arbitrary number of dimensions
|
|
self.assertEqual(a[0, ...], a[0])
|
|
self.assertEqual(a[0, ...], a[0, :])
|
|
self.assertEqual(a[..., 0], a[:, 0])
|
|
|
|
# In NumPy, slicing with ellipsis results in a 0-dim array. In PyTorch
|
|
# we don't have separate 0-dim arrays and scalars.
|
|
self.assertEqual(a[0, ..., 1], torch.tensor(2, device=device))
|
|
|
|
# Assignment with `(Ellipsis,)` on 0-d arrays
|
|
b = torch.tensor(1)
|
|
b[(Ellipsis,)] = 2
|
|
self.assertEqual(b, 2)
|
|
|
|
def test_single_int_index(self, device):
|
|
# Single integer index selects one row
|
|
a = tensor([[1, 2, 3],
|
|
[4, 5, 6],
|
|
[7, 8, 9]], device=device)
|
|
|
|
self.assertEqual(a[0], [1, 2, 3])
|
|
self.assertEqual(a[-1], [7, 8, 9])
|
|
|
|
# Index out of bounds produces IndexError
|
|
self.assertRaises(IndexError, a.__getitem__, 1 << 30)
|
|
# Index overflow produces Exception NB: different exception type
|
|
self.assertRaises(Exception, a.__getitem__, 1 << 64)
|
|
|
|
def test_single_bool_index(self, device):
|
|
# Single boolean index
|
|
a = tensor([[1, 2, 3],
|
|
[4, 5, 6],
|
|
[7, 8, 9]], device=device)
|
|
|
|
self.assertEqual(a[True], a[None])
|
|
self.assertEqual(a[False], a[None][0:0])
|
|
|
|
def test_boolean_shape_mismatch(self, device):
|
|
arr = torch.ones((5, 4, 3), device=device)
|
|
|
|
index = tensor([True], device=device)
|
|
self.assertRaisesRegex(IndexError, 'mask', lambda: arr[index])
|
|
|
|
index = tensor([False] * 6, device=device)
|
|
self.assertRaisesRegex(IndexError, 'mask', lambda: arr[index])
|
|
|
|
index = torch.ByteTensor(4, 4).to(device).zero_()
|
|
self.assertRaisesRegex(IndexError, 'mask', lambda: arr[index])
|
|
self.assertRaisesRegex(IndexError, 'mask', lambda: arr[(slice(None), index)])
|
|
|
|
def test_boolean_indexing_onedim(self, device):
|
|
# Indexing a 2-dimensional array with
|
|
# boolean array of length one
|
|
a = tensor([[0., 0., 0.]], device=device)
|
|
b = tensor([True], device=device)
|
|
self.assertEqual(a[b], a)
|
|
# boolean assignment
|
|
a[b] = 1.
|
|
self.assertEqual(a, tensor([[1., 1., 1.]], device=device))
|
|
|
|
def test_boolean_assignment_value_mismatch(self, device):
|
|
# A boolean assignment should fail when the shape of the values
|
|
# cannot be broadcast to the subscription. (see also gh-3458)
|
|
a = torch.arange(0, 4, device=device)
|
|
|
|
def f(a, v):
|
|
a[a > -1] = tensor(v).to(device)
|
|
|
|
self.assertRaisesRegex(Exception, 'shape mismatch', f, a, [])
|
|
self.assertRaisesRegex(Exception, 'shape mismatch', f, a, [1, 2, 3])
|
|
self.assertRaisesRegex(Exception, 'shape mismatch', f, a[:1], [1, 2, 3])
|
|
|
|
def test_boolean_indexing_twodim(self, device):
|
|
# Indexing a 2-dimensional array with
|
|
# 2-dimensional boolean array
|
|
a = tensor([[1, 2, 3],
|
|
[4, 5, 6],
|
|
[7, 8, 9]], device=device)
|
|
b = tensor([[True, False, True],
|
|
[False, True, False],
|
|
[True, False, True]], device=device)
|
|
self.assertEqual(a[b], tensor([1, 3, 5, 7, 9], device=device))
|
|
self.assertEqual(a[b[1]], tensor([[4, 5, 6]], device=device))
|
|
self.assertEqual(a[b[0]], a[b[2]])
|
|
|
|
# boolean assignment
|
|
a[b] = 0
|
|
self.assertEqual(a, tensor([[0, 2, 0],
|
|
[4, 0, 6],
|
|
[0, 8, 0]], device=device))
|
|
|
|
def test_boolean_indexing_weirdness(self, device):
|
|
# Weird boolean indexing things
|
|
a = torch.ones((2, 3, 4), device=device)
|
|
self.assertEqual((0, 2, 3, 4), a[False, True, ...].shape)
|
|
self.assertEqual(torch.ones(1, 2, device=device), a[True, [0, 1], True, True, [1], [[2]]])
|
|
self.assertRaises(IndexError, lambda: a[False, [0, 1], ...])
|
|
|
|
def test_boolean_indexing_weirdness_tensors(self, device):
|
|
# Weird boolean indexing things
|
|
false = torch.tensor(False, device=device)
|
|
true = torch.tensor(True, device=device)
|
|
a = torch.ones((2, 3, 4), device=device)
|
|
self.assertEqual((0, 2, 3, 4), a[False, True, ...].shape)
|
|
self.assertEqual(torch.ones(1, 2, device=device), a[true, [0, 1], true, true, [1], [[2]]])
|
|
self.assertRaises(IndexError, lambda: a[false, [0, 1], ...])
|
|
|
|
def test_boolean_indexing_alldims(self, device):
|
|
true = torch.tensor(True, device=device)
|
|
a = torch.ones((2, 3), device=device)
|
|
self.assertEqual((1, 2, 3), a[True, True].shape)
|
|
self.assertEqual((1, 2, 3), a[true, true].shape)
|
|
|
|
def test_boolean_list_indexing(self, device):
|
|
# Indexing a 2-dimensional array with
|
|
# boolean lists
|
|
a = tensor([[1, 2, 3],
|
|
[4, 5, 6],
|
|
[7, 8, 9]], device=device)
|
|
b = [True, False, False]
|
|
c = [True, True, False]
|
|
self.assertEqual(a[b], tensor([[1, 2, 3]], device=device))
|
|
self.assertEqual(a[b, b], tensor([1], device=device))
|
|
self.assertEqual(a[c], tensor([[1, 2, 3], [4, 5, 6]], device=device))
|
|
self.assertEqual(a[c, c], tensor([1, 5], device=device))
|
|
|
|
def test_everything_returns_views(self, device):
|
|
# Before `...` would return a itself.
|
|
a = tensor([5], device=device)
|
|
|
|
self.assertIsNot(a, a[()])
|
|
self.assertIsNot(a, a[...])
|
|
self.assertIsNot(a, a[:])
|
|
|
|
def test_broaderrors_indexing(self, device):
|
|
a = torch.zeros(5, 5, device=device)
|
|
self.assertRaisesRegex(IndexError, 'shape mismatch', a.__getitem__, ([0, 1], [0, 1, 2]))
|
|
self.assertRaisesRegex(IndexError, 'shape mismatch', a.__setitem__, ([0, 1], [0, 1, 2]), 0)
|
|
|
|
def test_trivial_fancy_out_of_bounds(self, device):
|
|
a = torch.zeros(5, device=device)
|
|
ind = torch.ones(20, dtype=torch.int64, device=device)
|
|
if a.is_cuda:
|
|
raise unittest.SkipTest('CUDA asserts instead of raising an exception')
|
|
ind[-1] = 10
|
|
self.assertRaises(IndexError, a.__getitem__, ind)
|
|
self.assertRaises(IndexError, a.__setitem__, ind, 0)
|
|
ind = torch.ones(20, dtype=torch.int64, device=device)
|
|
ind[0] = 11
|
|
self.assertRaises(IndexError, a.__getitem__, ind)
|
|
self.assertRaises(IndexError, a.__setitem__, ind, 0)
|
|
|
|
def test_index_is_larger(self, device):
|
|
# Simple case of fancy index broadcasting of the index.
|
|
a = torch.zeros((5, 5), device=device)
|
|
a[[[0], [1], [2]], [0, 1, 2]] = tensor([2., 3., 4.], device=device)
|
|
|
|
self.assertTrue((a[:3, :3] == tensor([2., 3., 4.], device=device)).all())
|
|
|
|
def test_broadcast_subspace(self, device):
|
|
a = torch.zeros((100, 100), device=device)
|
|
v = torch.arange(0., 100, device=device)[:, None]
|
|
b = torch.arange(99, -1, -1, device=device).long()
|
|
a[b] = v
|
|
expected = b.float().unsqueeze(1).expand(100, 100)
|
|
self.assertEqual(a, expected)
|
|
|
|
def test_truncate_leading_1s(self, device):
|
|
col_max = torch.randn(1, 4)
|
|
kernel = col_max.T * col_max # [4, 4] tensor
|
|
kernel2 = kernel.clone()
|
|
# Set the diagonal
|
|
kernel[range(len(kernel)), range(len(kernel))] = torch.square(col_max)
|
|
torch.diagonal(kernel2).copy_(torch.square(col_max.view(4)))
|
|
self.assertEqual(kernel, kernel2)
|
|
|
|
instantiate_device_type_tests(TestIndexing, globals(), except_for='meta')
|
|
instantiate_device_type_tests(NumpyTests, globals(), except_for='meta')
|
|
|
|
if __name__ == '__main__':
|
|
run_tests()
|