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paddlepaddle--paddle/test/auto_parallel/pir/test_ir_dist_attr.py
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2026-07-13 12:40:42 +08:00

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# Copyright (c) 2023 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
from paddle.distributed.auto_parallel.api import dtensor_from_local
paddle.enable_static()
BATCH_SIZE = 2
SEQ_LEN = 4
HIDDEN_SIZE = 8
MP_SIZE = 2
class TestBuildFakeProgram(unittest.TestCase):
def test_build_api(self):
with paddle.pir_utils.IrGuard():
main_program = paddle.base.Program()
start_program = paddle.base.Program()
with paddle.base.program_guard(main_program, start_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
input = paddle.static.data(
name='input', shape=[BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE]
)
w0 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE, HIDDEN_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
# dense tensor could not access dist tensor attribute
with self.assertRaises(ValueError):
tmp = input._local_shape
self.assertIsNone(input.dist_attr())
self.assertIsNone(w0.dist_attr())
dist_input = dtensor_from_local(input, mesh, [dist.Replicate()])
dist_w0 = dtensor_from_local(w0, mesh, [dist.Replicate()])
def test_build_replicated_program(self):
with paddle.pir_utils.IrGuard():
main_program = paddle.base.Program()
start_program = paddle.base.Program()
with paddle.base.program_guard(main_program, start_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
input = paddle.static.data(
name='input', shape=[BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE]
)
w0 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE, HIDDEN_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
self.assertTrue(input.is_dense_tensor_type())
self.assertTrue(w0.is_dense_tensor_type())
dist_input = dtensor_from_local(input, mesh, [dist.Replicate()])
dist_w0 = dtensor_from_local(w0, mesh, [dist.Replicate()])
dist_out = paddle.matmul(dist_input, dist_w0)
self.assertTrue(dist_input.is_dist_dense_tensor_type())
self.assertTrue(dist_w0.is_dist_dense_tensor_type())
# check detail
self.assertTrue(dist_input.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(w0.shape == [HIDDEN_SIZE, HIDDEN_SIZE])
self.assertTrue(dist_input.shape == dist_input._local_shape)
self.assertTrue(w0.shape == dist_w0._local_shape)
self.assertTrue(dist_input.dist_attr().dims_mapping == [-1, -1, -1])
self.assertTrue(
isinstance(
dist_input.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertTrue(dist_input.dist_attr().process_mesh.shape == [2])
self.assertTrue(
dist_input.dist_attr().process_mesh.process_ids == [0, 1]
)
self.assertTrue(len(dist_input.dist_attr().partial_dims) == 0)
self.assertTrue(dist_w0.dist_attr().dims_mapping == [-1, -1])
self.assertTrue(
isinstance(
dist_w0.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertTrue(dist_w0.dist_attr().process_mesh.shape == [2])
self.assertTrue(dist_w0.dist_attr().process_mesh.process_ids == [0, 1])
self.assertTrue(len(dist_w0.dist_attr().partial_dims) == 0)
# matmul out
self.assertTrue(dist_out.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(
dist_out._local_shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE]
)
self.assertTrue(dist_out.dist_attr().dims_mapping == [-1, -1, -1])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertTrue(dist_out.dist_attr().process_mesh.shape == [2])
self.assertTrue(dist_out.dist_attr().process_mesh.process_ids == [0, 1])
self.assertTrue(len(dist_out.dist_attr().partial_dims) == 0)
def test_build_col_parallel_program(self):
with paddle.pir_utils.IrGuard():
main_program = paddle.base.Program()
start_program = paddle.base.Program()
with paddle.base.program_guard(main_program, start_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
input = paddle.static.data(
name='input', shape=[BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE]
)
w0 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE, HIDDEN_SIZE // MP_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
self.assertTrue(input.is_dense_tensor_type())
self.assertTrue(w0.is_dense_tensor_type())
dist_input = dtensor_from_local(input, mesh, [dist.Replicate()])
dist_w0 = dtensor_from_local(w0, mesh, [dist.Shard(1)])
dist_out = paddle.matmul(dist_input, dist_w0)
self.assertTrue(dist_input.is_dist_dense_tensor_type())
self.assertTrue(dist_w0.is_dist_dense_tensor_type())
# check detail
self.assertTrue(dist_input.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(dist_w0.shape == [HIDDEN_SIZE, HIDDEN_SIZE])
self.assertTrue(dist_input.shape == dist_input._local_shape)
self.assertTrue(
dist_w0._local_shape == [HIDDEN_SIZE, HIDDEN_SIZE // MP_SIZE]
)
self.assertTrue(dist_input.dist_attr().dims_mapping == [-1, -1, -1])
self.assertTrue(dist_w0.dist_attr().dims_mapping == [-1, 0])
# matmul out
self.assertTrue(dist_out.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(
dist_out._local_shape
== [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE // MP_SIZE]
)
self.assertTrue(dist_out.dist_attr().dims_mapping == [-1, -1, 0])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertTrue(dist_out.dist_attr().process_mesh.shape == [2])
self.assertTrue(dist_out.dist_attr().process_mesh.process_ids == [0, 1])
self.assertTrue(len(dist_out.dist_attr().partial_dims) == 0)
def test_build_row_parallel_program(self):
with paddle.pir_utils.IrGuard():
main_program = paddle.base.Program()
start_program = paddle.base.Program()
with paddle.base.program_guard(main_program, start_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
input = paddle.static.data(
name='input',
shape=[BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE // MP_SIZE],
)
w0 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE // MP_SIZE, HIDDEN_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
self.assertTrue(input.is_dense_tensor_type())
self.assertTrue(w0.is_dense_tensor_type())
dist_input = dtensor_from_local(input, mesh, [dist.Shard(2)])
dist_w0 = dtensor_from_local(w0, mesh, [dist.Shard(0)])
dist_out = paddle.matmul(dist_input, dist_w0)
self.assertTrue(dist_input.is_dist_dense_tensor_type())
self.assertTrue(dist_w0.is_dist_dense_tensor_type())
# check detail
self.assertTrue(dist_input.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(dist_w0.shape == [HIDDEN_SIZE, HIDDEN_SIZE])
self.assertTrue(
dist_input._local_shape
== [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE // MP_SIZE]
)
self.assertTrue(
dist_w0._local_shape == [HIDDEN_SIZE // MP_SIZE, HIDDEN_SIZE]
)
self.assertTrue(dist_input.dist_attr().dims_mapping == [-1, -1, 0])
self.assertTrue(dist_w0.dist_attr().dims_mapping == [0, -1])
# matmul out
self.assertTrue(dist_out.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(
dist_out._local_shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE]
)
self.assertTrue(dist_out.dist_attr().dims_mapping == [-1, -1, -1])
self.assertTrue(
isinstance(
dist_out.dist_attr().process_mesh,
paddle.base.libpaddle.ProcessMesh,
)
)
self.assertTrue(dist_out.dist_attr().process_mesh.shape == [2])
self.assertTrue(dist_out.dist_attr().process_mesh.process_ids == [0, 1])
self.assertTrue(dist_out.dist_attr().partial_dims == {0})
def test_build_with_shard_tensor(self):
with paddle.pir_utils.IrGuard():
main_program = paddle.base.Program()
start_program = paddle.base.Program()
with paddle.base.program_guard(main_program, start_program):
mesh = dist.ProcessMesh([0, 1], dim_names=['mp'])
input = paddle.static.data(
name='input',
shape=[BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE],
)
w0 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE, HIDDEN_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
w1 = paddle.pir.core.create_parameter(
dtype="float32",
shape=[HIDDEN_SIZE, HIDDEN_SIZE],
name="w0",
initializer=paddle.nn.initializer.Uniform(),
)
self.assertTrue(input.is_dense_tensor_type())
self.assertTrue(w0.is_dense_tensor_type())
dist_input = dist.shard_tensor(input, mesh, [dist.Replicate()])
dist_w0 = dist.shard_tensor(w0, mesh, [dist.Shard(0)])
dist_w1 = dist.shard_tensor(w1, mesh, [dist.Shard(1)])
self.assertTrue(dist_input.is_dist_dense_tensor_type())
self.assertTrue(dist_w0.is_dist_dense_tensor_type())
# check global shape
self.assertTrue(dist_input.shape == [BATCH_SIZE, SEQ_LEN, HIDDEN_SIZE])
self.assertTrue(dist_w0.shape == [HIDDEN_SIZE, HIDDEN_SIZE])
self.assertTrue(dist_w1.shape == [HIDDEN_SIZE, HIDDEN_SIZE])
# check local shape
self.assertTrue(
dist_input._local_shape == dist_input.shape
) # replicated, local = global
self.assertTrue(
dist_w0._local_shape == [HIDDEN_SIZE // MP_SIZE, HIDDEN_SIZE]
) # sharded, local != global, sharded by mesh size
self.assertTrue(
dist_w1._local_shape == [HIDDEN_SIZE, HIDDEN_SIZE // MP_SIZE]
) # sharded, local != global, sharded by mesh size
# TODO check Dtype, layout same as densetensor
# TODO check dims_mapping & mesh as user annotated
if __name__ == "__main__":
unittest.main()