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Rnn to array to lod tensor #7

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merged 2 commits into from
Nov 8, 2017
Merged

Rnn to array to lod tensor #7

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51dd1dd
make gpu test pass
Nov 7, 2017
f548e6e
Merge remote-tracking branch 'pr/5411' into 5411
Nov 8, 2017
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2 changes: 1 addition & 1 deletion paddle/framework/lod_tensor.h
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Original file line number Diff line number Diff line change
Expand Up @@ -186,7 +186,7 @@ LoDTensor LodExpand(const LoDTensor& source, const LoD& lod, size_t level,
std::pair<LoD, std::pair<size_t, size_t>> GetSubLoDAndAbsoluteOffset(
const LoD& lod, size_t start_idx, size_t end_idx, size_t start_level);

void AppendLoD(LoD* lod, const std::vector<std::vector<size_t>>& lod_length);
void AppendLoD(LoD* lod, const LoD& lod_length);

} // namespace framework
} // namespace paddle
34 changes: 19 additions & 15 deletions paddle/framework/lod_tensor_test.cc
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Expand Up @@ -145,41 +145,45 @@ TEST(LodExpand, test) {
}

TEST(LoD, GetFineGrainedLoDLength) {
LoD lod{{0, 2, 4, 5},
{0, 1, 6, 8, 10, 11},
{0, 2, 5, 7, 10, 12, 15, 17, 20, 24, 26, 29}};
LoD lod;
lod.push_back(std::vector<size_t>({0, 2, 4, 5}));
lod.push_back(std::vector<size_t>({0, 1, 6, 8, 10, 11}));
lod.push_back(
std::vector<size_t>({0, 2, 5, 7, 10, 12, 15, 17, 20, 24, 26, 29}));

auto lod_and_offset =
paddle::framework::GetSubLoDAndAbsoluteOffset(lod, 1, 2, 0);
LoD lod_length = lod_and_offset.first;
size_t start_offset = lod_and_offset.second.first;
size_t end_offset = lod_and_offset.second.second;

LoD expected{{2}, {2, 2}, {2, 3, 4, 2}};
LoD expected;
expected.push_back(std::vector<size_t>{2});
expected.push_back(std::vector<size_t>{2, 2});
expected.push_back(std::vector<size_t>{2, 3, 4, 2});
EXPECT_EQ(lod_length, expected);
EXPECT_EQ(start_offset, 15UL);
EXPECT_EQ(end_offset, 26UL);
}

TEST(LoD, AppendLoD) {
std::vector<std::vector<size_t>> lod_lens;
lod_lens.push_back(std::vector<size_t>{2});
lod_lens.push_back(std::vector<size_t>{2, 2});
lod_lens.push_back(std::vector<size_t>{2, 3, 4, 2});
LoD lod_lens;
lod_lens.push_back(std::vector<size_t>({2}));
lod_lens.push_back(std::vector<size_t>({2, 2}));
lod_lens.push_back(std::vector<size_t>({2, 3, 4, 2}));

LoD origin;
origin.push_back(std::vector<size_t>{0, 2});
origin.push_back(std::vector<size_t>{0, 1, 6});
origin.push_back(std::vector<size_t>{0, 2, 5, 7, 10, 12, 15});
origin.push_back(std::vector<size_t>({0, 2}));
origin.push_back(std::vector<size_t>({0, 1, 6}));
origin.push_back(std::vector<size_t>({0, 2, 5, 7, 10, 12, 15}));

paddle::framework::AppendLoD(&origin, lod_lens);

LoD expected;
expected.push_back(std::vector<size_t>{0, 2, 4});
expected.push_back(std::vector<size_t>{0, 1, 6, 8, 10});
expected.push_back(std::vector<size_t>({0, 2, 4}));
expected.push_back(std::vector<size_t>({0, 1, 6, 8, 10}));
expected.push_back(
std::vector<size_t>{0, 2, 5, 7, 10, 12, 15, 17, 20, 24, 26});

std::vector<size_t>({0, 2, 5, 7, 10, 12, 15, 17, 20, 24, 26}));
EXPECT_EQ(origin, expected);
}

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