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Paddle/python/paddle/fluid/tests/unittests/collective_allreduce_op.py

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2.3 KiB

# Copyright (c) 2018 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.
from __future__ import print_function
import numpy as np
import argparse
import os
import sys
import signal
import time
import socket
from contextlib import closing
from six import string_types
import math
import paddle
import paddle.fluid as fluid
import paddle.fluid.profiler as profiler
import paddle.fluid.unique_name as nameGen
from paddle.fluid import core
import unittest
from multiprocessing import Process
import paddle.fluid.layers as layers
from functools import reduce
from test_collective_base import TestCollectiveRunnerBase, runtime_main
class TestCollectiveAllreduce(TestCollectiveRunnerBase):
def __init__(self):
self.global_ring_id = 0
def get_model(self, main_prog, startup_program):
ring_id = 0
with fluid.program_guard(main_prog, startup_program):
tindata = layers.data(
name="tindata", shape=[10, 1000], dtype='float32')
toutdata = main_prog.current_block().create_var(
name="outofallreduce",
dtype='float32',
type=core.VarDesc.VarType.LOD_TENSOR,
persistable=False,
stop_gradient=False)
main_prog.global_block().append_op(
type="c_allreduce_sum",
inputs={'X': tindata},
attrs={'ring_id': ring_id},
outputs={'Out': toutdata})
main_prog.global_block().append_op(
type="c_sync_comm_stream",
inputs={'X': toutdata},
outputs={'Out': toutdata},
attrs={'ring_id': ring_id})
return toutdata
if __name__ == "__main__":
runtime_main(TestCollectiveAllreduce, "allreduce", 0)