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python/paddle/fluid/tests/unittests/npu/collective_concat_op_npu.py
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# Copyright (c) 2021 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. | ||
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from __future__ import print_function | ||
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import numpy as np | ||
import argparse | ||
import os | ||
import sys | ||
import signal | ||
import time | ||
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_npu import TestCollectiveRunnerBase, runtime_main | ||
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Initializer = fluid.initializer.NumpyArrayInitializer | ||
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paddle.enable_static() | ||
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class TestCollectiveConcat(TestCollectiveRunnerBase): | ||
def __init__(self): | ||
self.global_ring_id = 0 | ||
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def run_model(self, main_prog, startup_program, dtype): | ||
nranks = 2 | ||
return self.test_c_concat(4, 8, nranks, self.rank, dtype, main_prog, | ||
startup_program) | ||
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def test_c_concat(self, rows, cols, nranks, rank, dtype, main_program, | ||
startup_program): | ||
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block = main_program.global_block() | ||
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total_init = np.random.random((rows, cols)).astype(dtype) | ||
init = total_init[:, rank * cols // nranks:(rank + 1) * cols // nranks] | ||
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total_init_grads = np.random.random((rows, cols)).astype(dtype) | ||
init_grads = total_init_grads[:, rank * cols // nranks:(rank + 1) * cols | ||
// nranks] | ||
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with fluid.program_guard(main_program, startup_program): | ||
data = paddle.nn.Linear( | ||
rows, | ||
cols // nranks, | ||
weight_attr=fluid.ParamAttr( | ||
initializer=Initializer(init))).weight | ||
out = paddle.nn.Linear( | ||
rows, cols, | ||
weight_attr=fluid.ParamAttr(initializer=None)).weight | ||
out_grads = paddle.nn.Linear( | ||
rows, | ||
cols, | ||
weight_attr=fluid.ParamAttr( | ||
initializer=Initializer(total_init_grads))).weight | ||
data = paddle.cast(data, dtype=dtype) | ||
out = paddle.cast(out, dtype=dtype) | ||
out_grads = paddle.cast(out_grads, dtype=dtype) | ||
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block.append_op( | ||
type="c_concat", | ||
inputs={"X": [data]}, | ||
outputs={"Out": [out]}, | ||
attrs={"nranks": nranks, | ||
"rank": rank, | ||
"ring_id": 0}) | ||
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return (total_init, init_grads, data, out, out_grads) | ||
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def run_trainer(self, args): | ||
endpoints = args["endpoints"].split(",") | ||
rank = args["trainerid"] | ||
current_endpoint = args["currentendpoint"] | ||
nranks = 2 | ||
self.rank = rank | ||
np.random.seed(2021) | ||
paddle.seed(os.getpid()) | ||
train_prog = fluid.Program() | ||
startup_prog = fluid.Program() | ||
(numetric_out, numetric_grads, in_data, actual_out, | ||
outgrads) = self.run_model(train_prog, startup_prog, "float32") | ||
(numetric_out_fp16, numetric_grads_fp16, in_data_fp16, actual_out_fp16, | ||
outgrads_fp16) = self.run_model(train_prog, startup_prog, "float32") | ||
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input_grads = paddle.static.gradients([actual_out, actual_out_fp16], | ||
[in_data, in_data_fp16], | ||
[outgrads, outgrads_fp16]) | ||
actual_grads = input_grads[0] | ||
actual_grads_fp16 = input_grads[1] | ||
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self.initCommunicator(startup_prog, rank, nranks, True, | ||
current_endpoint, endpoints) | ||
place = fluid.NPUPlace(self.rank) | ||
exe = fluid.Executor(place) | ||
exe.run(startup_prog) | ||
output = exe.run(fetch_list=[ | ||
actual_out, actual_grads, actual_out_fp16, actual_grads_fp16 | ||
], | ||
program=train_prog) | ||
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diff_out = np.abs(output[0] - numetric_out).mean() | ||
diff_grads = np.abs(output[1] - numetric_grads).mean() | ||
print(f"diff outs: {diff_out} diff grads: {diff_grads}") | ||
thresh = 1e-7 | ||
assert diff_out < thresh, f"{diff_out} vs {thresh}" | ||
assert diff_grads < thresh, f"{diff_grads} vs {thresh}" | ||
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diff_out_fp16 = np.abs(output[2] - numetric_out_fp16).mean() | ||
diff_grads_fp16 = np.abs(output[3] - numetric_grads_fp16).mean() | ||
print(f"diff outs fp16: {diff_out} diff grads fp16: {diff_grads}") | ||
thresh = 1e-3 | ||
assert diff_out < thresh, f"{diff_out_fp16} vs {thresh}" | ||
assert diff_grads < thresh, f"{diff_grads_fp16} vs {thresh}" | ||
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if __name__ == "__main__": | ||
runtime_main(TestCollectiveConcat, "concat", 0) |