wehub-resource-sync
173 lines
6.5 KiB
Python
173 lines
6.5 KiB
Python
# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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from collections import OrderedDict
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from paddle.distributed.auto_parallel.static.dist_attribute import (
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DistTensorSpec,
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TensorDistAttr,
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)
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from paddle.distributed.fleet import auto
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from paddle.framework import core
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class TestUnbindSPMDRule(unittest.TestCase):
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"""
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Unit tests for split spmd rule.
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"""
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def setUp(self):
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x_shape = [64, 2, 48]
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process_mesh = auto.ProcessMesh(mesh=[[0, 1, 2], [3, 4, 5]])
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self.rule = core.get_phi_spmd_rule("unbind")
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x_dist_attr = TensorDistAttr()
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x_dist_attr.dims_mapping = [-1, -1, -1]
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x_dist_attr.process_mesh = process_mesh
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self.x_spec = DistTensorSpec(x_shape, x_dist_attr)
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self.attrs = OrderedDict()
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self.attrs["axis"] = 1
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def test_infer_spmd(self):
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# axis = 1
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# [-1, -1, -1] --> [-1, -1, -1], [-1, -1], [-1, -1]
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self.attrs['axis'] = 1
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self.x_spec.set_dims_mapping([-1, -1, -1])
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result_dist_attrs = self.rule.infer_forward(
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self.x_spec, self.attrs['axis']
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)
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inferred_input_dist_attrs = result_dist_attrs[0]
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inferred_output_dist_attrs = result_dist_attrs[1]
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self.assertEqual(len(result_dist_attrs), 2)
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self.assertEqual(len(inferred_input_dist_attrs), 1)
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self.assertEqual(len(inferred_output_dist_attrs), 2)
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self.assertEqual(
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inferred_input_dist_attrs[0].dims_mapping, [-1, -1, -1]
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)
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self.assertEqual(inferred_output_dist_attrs[0].dims_mapping, [-1, -1])
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self.assertEqual(inferred_output_dist_attrs[1].dims_mapping, [-1, -1])
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# axis = 1
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# [0, -1, 1] --> [0, -1, 1], [0, 1], [0, 1]
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self.attrs['axis'] = 1
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self.x_spec.set_dims_mapping([0, -1, 1])
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result_dist_attrs = self.rule.infer_forward(
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self.x_spec, self.attrs['axis']
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)
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inferred_input_dist_attrs = result_dist_attrs[0]
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inferred_output_dist_attrs = result_dist_attrs[1]
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self.assertEqual(len(result_dist_attrs), 2)
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self.assertEqual(len(inferred_input_dist_attrs), 1)
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self.assertEqual(len(inferred_output_dist_attrs), 2)
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self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [0, -1, 1])
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self.assertEqual(inferred_output_dist_attrs[0].dims_mapping, [0, 1])
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self.assertEqual(inferred_output_dist_attrs[1].dims_mapping, [0, 1])
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# axis = -2
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# [0, 1, -1] --> [0, -1, -1], [0, -1], [0, -1]
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self.attrs['axis'] = -2
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self.x_spec.set_dims_mapping([0, 1, -1])
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result_dist_attrs = self.rule.infer_forward(
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self.x_spec, self.attrs['axis']
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)
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inferred_input_dist_attrs = result_dist_attrs[0]
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inferred_output_dist_attrs = result_dist_attrs[1]
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self.assertEqual(len(result_dist_attrs), 2)
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self.assertEqual(len(inferred_input_dist_attrs), 1)
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self.assertEqual(len(inferred_output_dist_attrs), 2)
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self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [0, -1, -1])
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self.assertEqual(inferred_output_dist_attrs[0].dims_mapping, [0, -1])
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self.assertEqual(inferred_output_dist_attrs[1].dims_mapping, [0, -1])
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# axis = 3
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# raise error
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self.attrs['axis'] = 3
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with self.assertRaises(ValueError):
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result_dist_attrs = self.rule.infer_forward(
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self.x_spec, self.attrs['axis']
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)
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def test_infer_spmd_reverse(self):
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self.out_spec0 = DistTensorSpec(self.x_spec)
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self.out_spec1 = DistTensorSpec(self.x_spec)
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self.out_spec0.shape = [64, 48]
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self.out_spec1.shape = [64, 48]
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# axis = 1
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# [0, 1], [0, -1] --> [0, -1, 1], [0, 1], [0, 1]
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# (outputs --> input, outputs)
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self.attrs['axis'] = 1
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self.out_spec_list = []
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self.out_spec0.set_dims_mapping([0, 1])
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self.out_spec1.set_dims_mapping([0, -1])
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result_dist_attrs = self.rule.infer_backward(
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self.x_spec,
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[self.out_spec0, self.out_spec1],
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self.attrs['axis'],
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)
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inferred_input_dist_attrs = result_dist_attrs[0]
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inferred_output_dist_attrs = result_dist_attrs[1]
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self.assertEqual(len(result_dist_attrs), 2)
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self.assertEqual(len(inferred_input_dist_attrs), 1)
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self.assertEqual(len(inferred_output_dist_attrs), 2)
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self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [0, -1, 1])
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self.assertEqual(inferred_output_dist_attrs[0].dims_mapping, [0, 1])
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self.assertEqual(inferred_output_dist_attrs[1].dims_mapping, [0, 1])
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# axis = -2
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# [0, -1], [-1, 1] --> [0, -1, 1], [0, 1], [0, 1]
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self.attrs['axis'] = -2
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self.out_spec0.set_dims_mapping([0, -1])
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self.out_spec1.set_dims_mapping([-1, 1])
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result_dist_attrs = self.rule.infer_backward(
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self.x_spec,
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[self.out_spec0, self.out_spec1],
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self.attrs['axis'],
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)
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inferred_input_dist_attrs = result_dist_attrs[0]
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inferred_output_dist_attrs = result_dist_attrs[1]
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self.assertEqual(len(result_dist_attrs), 2)
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self.assertEqual(len(inferred_input_dist_attrs), 1)
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self.assertEqual(len(inferred_output_dist_attrs), 2)
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self.assertEqual(inferred_input_dist_attrs[0].dims_mapping, [0, -1, 1])
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self.assertEqual(inferred_output_dist_attrs[0].dims_mapping, [0, 1])
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self.assertEqual(inferred_output_dist_attrs[1].dims_mapping, [0, 1])
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# axis = 1
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# [0, 1], [1, 0] --> raise error
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self.attrs['axis'] = 1
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self.out_spec0.set_dims_mapping([0, 1])
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self.out_spec1.set_dims_mapping([1, 0])
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with self.assertRaises(NotImplementedError):
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result_dist_attrs = self.rule.infer_backward(
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self.x_spec,
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[self.out_spec0, self.out_spec1],
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self.attrs['axis'],
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)
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if __name__ == "__main__":
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unittest.main()
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