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paddlepaddle--paddle/test/auto_parallel/spmd_rules/test_add_n_rule.py
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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
from paddle.distributed.auto_parallel.static.dist_attribute import (
DistTensorSpec,
TensorDistAttr,
)
from paddle.distributed.fleet import auto
from paddle.framework import core
class TestAddNSPMDRule(unittest.TestCase):
"""
Unit tests for add_n spmd rule.
"""
def setUp(self):
self.rule1 = core.get_phi_spmd_rule("add_n")
process_mesh = auto.ProcessMesh(mesh=[[0, 1], [2, 3]])
self.x_shape = [16, 16, 16]
self.x_tensor_dist_attr = TensorDistAttr()
self.x_tensor_dist_attr.process_mesh = process_mesh
self.y_shape = [16, 16, 16]
self.y_tensor_dist_attr = TensorDistAttr()
self.y_tensor_dist_attr.process_mesh = process_mesh
self.output_shape = [16, 16, 16]
self.output_tensor_dist_attr = TensorDistAttr()
self.output_tensor_dist_attr.process_mesh = process_mesh
def test_infer_forward(self):
# [0, -1, -1], [-1, -1, -1] (x,y) -->
# [0, -1, -1], [0, -1, -1] (x, y)
# [0, -1, -1] (output)
self.x_dist_tensor_spec = DistTensorSpec(
self.x_shape, self.x_tensor_dist_attr
)
self.x_dist_tensor_spec.set_dims_mapping([0, -1, -1])
self.y_dist_tensor_spec = DistTensorSpec(
self.y_shape, self.y_tensor_dist_attr
)
self.y_dist_tensor_spec.set_dims_mapping([0, -1, -1])
inferred_dist_attr = self.rule1.infer_forward(
[self.x_dist_tensor_spec, self.y_dist_tensor_spec]
)
self.assertEqual(len(inferred_dist_attr), 2)
inferred_input_dist_attr = inferred_dist_attr[0]
inferred_output_dist_attr = inferred_dist_attr[1]
self.assertEqual(len(inferred_input_dist_attr), 1)
self.assertEqual(len(inferred_input_dist_attr[0]), 2)
self.assertEqual(len(inferred_output_dist_attr), 1)
self.assertEqual(
inferred_input_dist_attr[0][0].dims_mapping, [0, -1, -1]
)
self.assertEqual(
inferred_input_dist_attr[0][1].dims_mapping, [0, -1, -1]
)
self.assertEqual(inferred_output_dist_attr[0].dims_mapping, [0, -1, -1])
# [0, -1, -1], [-1, -1, -1] (x, y) partial_dim=[1] -->
# [0, -1, -1], [0, -1, -1] (x, y) partial_dim=[1]
# [0, -1, -1] (output) partial_dim=[1]
self.x_tensor_dist_attr._set_partial_dims([1])
self.x_dist_tensor_spec = DistTensorSpec(
self.x_shape, self.x_tensor_dist_attr
)
self.x_dist_tensor_spec.set_dims_mapping([0, -1, -1])
self.y_tensor_dist_attr._set_partial_dims([1])
self.y_dist_tensor_spec = DistTensorSpec(
self.y_shape, self.y_tensor_dist_attr
)
self.y_dist_tensor_spec.set_dims_mapping([-1, -1, -1])
inferred_dist_attr = self.rule1.infer_forward(
[self.x_dist_tensor_spec, self.y_dist_tensor_spec]
)
self.assertEqual(len(inferred_dist_attr), 2)
inferred_input_dist_attr = inferred_dist_attr[0]
inferred_output_dist_attr = inferred_dist_attr[1]
self.assertEqual(len(inferred_input_dist_attr), 1)
self.assertEqual(len(inferred_input_dist_attr[0]), 2)
self.assertEqual(len(inferred_output_dist_attr), 1)
self.assertEqual(
inferred_input_dist_attr[0][0].dims_mapping, [0, -1, -1]
)
self.assertEqual(inferred_input_dist_attr[0][0]._is_partial(), True)
self.assertEqual(inferred_input_dist_attr[0][0]._partial_dims(), {1})
self.assertEqual(
inferred_input_dist_attr[0][1].dims_mapping, [0, -1, -1]
)
self.assertEqual(inferred_input_dist_attr[0][1]._is_partial(), True)
self.assertEqual(inferred_input_dist_attr[0][1]._partial_dims(), {1})
self.assertEqual(inferred_output_dist_attr[0].dims_mapping, [0, -1, -1])
self.assertEqual(inferred_output_dist_attr[0]._is_partial(), True)
self.assertEqual(inferred_output_dist_attr[0]._partial_dims(), {1})
# [0, -1, -1] partial_dim=[0], [-1, -1, -1]partial_dim=[1] (x,y) -->
# [0, -1, -1], [0, -1, -1] (x, y)
# [0, -1, -1] (output)
self.x_tensor_dist_attr._clean_partial_dims([1])
self.x_tensor_dist_attr._set_partial_dims([0])
self.x_dist_tensor_spec = DistTensorSpec(
self.x_shape, self.x_tensor_dist_attr
)
self.x_dist_tensor_spec.set_dims_mapping([0, -1, -1])
self.y_tensor_dist_attr._clean_partial_dims([1])
self.y_tensor_dist_attr._set_partial_dims([1])
self.y_dist_tensor_spec = DistTensorSpec(
self.y_shape, self.y_tensor_dist_attr
)
self.y_dist_tensor_spec.set_dims_mapping([-1, -1, -1])
inferred_dist_attr = self.rule1.infer_forward(
[self.x_dist_tensor_spec, self.y_dist_tensor_spec]
)
self.assertEqual(len(inferred_dist_attr), 2)
inferred_input_dist_attr = inferred_dist_attr[0]
inferred_output_dist_attr = inferred_dist_attr[1]
self.assertEqual(len(inferred_input_dist_attr), 1)
self.assertEqual(len(inferred_input_dist_attr[0]), 2)
self.assertEqual(len(inferred_output_dist_attr), 1)
self.assertEqual(
inferred_input_dist_attr[0][0].dims_mapping, [0, -1, -1]
)
self.assertEqual(inferred_input_dist_attr[0][0]._is_partial(), False)
self.assertEqual(
inferred_input_dist_attr[0][1].dims_mapping, [0, -1, -1]
)
self.assertEqual(inferred_input_dist_attr[0][1]._is_partial(), False)
self.assertEqual(inferred_output_dist_attr[0].dims_mapping, [0, -1, -1])
self.assertEqual(inferred_output_dist_attr[0]._is_partial(), False)
if __name__ == "__main__":
unittest.main()