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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import unittest
import paddle
import paddle.distributed as dist
paddle.enable_static()
class TestElementwiseSpmdRule(unittest.TestCase):
def test_build_replicated_program(self):
main_program = paddle.base.Program()
with paddle.base.program_guard(main_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
x = paddle.static.data(name='x', shape=[64, 36])
y = paddle.static.data(name='y', shape=[64, 36])
dist_x = dist.shard_tensor(x, mesh, [dist.Replicate()])
dist_y = dist.shard_tensor(y, mesh, [dist.Replicate()])
dist_out = dist_x + dist_y
# element_wise out
self.assertEqual(dist_out.shape, [64, 36])
self.assertEqual(dist_out._local_shape, [64, 36])
self.assertEqual(dist_out.dist_attr().dims_mapping, [-1, -1])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertEqual(dist_out.dist_attr().process_mesh.shape, [2])
self.assertEqual(dist_out.dist_attr().process_mesh.process_ids, [0, 1])
self.assertEqual(len(dist_out.dist_attr().partial_dims), 0)
def test_build_col_parallel_program(self):
main_program = paddle.base.Program()
with paddle.base.program_guard(main_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
x = paddle.static.data(name='x', shape=[64, 36])
y = paddle.static.data(name='y', shape=[64, 36])
dist_x = dist.shard_tensor(x, mesh, [dist.Replicate()])
dist_y = dist.shard_tensor(y, mesh, [dist.Shard(1)])
dist_out = dist_x + dist_y
# element_wise out
self.assertEqual(dist_out.shape, [64, 36])
self.assertEqual(dist_out._local_shape, [64, 18])
self.assertEqual(dist_out.dist_attr().dims_mapping, [-1, 0])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertEqual(dist_out.dist_attr().process_mesh.shape, [2])
self.assertEqual(dist_out.dist_attr().process_mesh.process_ids, [0, 1])
self.assertEqual(len(dist_out.dist_attr().partial_dims), 0)
def test_build_row_parallel_program(self):
main_program = paddle.base.Program()
with paddle.base.program_guard(main_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
x = paddle.static.data(name='x', shape=[64, 36])
y = paddle.static.data(name='y', shape=[64, 36])
dist_x = dist.shard_tensor(x, mesh, [dist.Shard(1)])
dist_y = dist.shard_tensor(y, mesh, [dist.Shard(0)])
dist_out = dist_x + dist_y
# element_wise out
self.assertEqual(dist_out.shape, [64, 36])
self.assertEqual(dist_out._local_shape, [64, 18])
self.assertEqual(dist_out.dist_attr().dims_mapping, [-1, 0])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertEqual(dist_out.dist_attr().process_mesh.shape, [2])
self.assertEqual(dist_out.dist_attr().process_mesh.process_ids, [0, 1])
self.assertEqual(dist_out.dist_attr().partial_dims, set())
if __name__ == "__main__":
unittest.main()